rref-Solenoid charts.indd 77ef-Solenoid charts.indd 77 11/5/06 4:32:43 PM/5/06 4:32:43 PM << /ASCII85EncodePages false /AutoPositionEPSFiles true CPT 4l60e participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, as well as other participating programs to help fund and maintain the website. Used with 77754-03K, the limiter will deliver higher levels of performance by allowing pressure of about 110 psi into the apply circuit. It is Digikey MSP6907-ND for $114. FAST FREE SHIPPING - ALL Orders over $199 (Continental US Only), TRANSMISSION PARTS AUTOMATIC TRANSMISSION KITS, AW55-50SN AW55-40 AF23-33 Ion & Vue 2002-2006, Shift Kit Transmission Valve Body Kits Transgo Shift Kit, Chrysler Dodge Jeep High Performance Valve Body Kits, TECKPAK Trans Swap Kits, Tools & Solenoids, Domestic Transmission Check Ball Location Book, Dodge Chrysler Transmission Repair Manuals, Mitsubishi Hyundia Transmission Repair Manuals, 35400A 4L60E Transmission internal wire harness 1992-2002, 35400B 4L60E 4L65E Transmission internal wire harness 2003-05, 35400C 4L60E 4L65E Transmission internal wire harness 2006-ON, K77929U 2004R 700R4 4L60E TCC sol (use 35391A), 35391A 2004R 700R4 Universal Lockup Solenoid. 35382B 700R4 Torque converter clutch signal switch 1982-92. 4L60-E '96-earlier . This kit contains 1-35391A 20 to 40 OHM) Universal lockup solenoid2-35393A (20 to 40 OHM) 1-2/3-4 Shift solenoids1-35399A (3.5 to 4.66 OHM) EPC solenoid1-35394A (9 to 14 OHM) PWM 3-2 downshift solenoids. There is a common modification for the 4L60-E TCC circuit that causes multiple problems, one of which is TCC friction delamination. In addition to that, if you discover the shift solenoids are the culprit of your issues, they are inexpensive to purchase and repair yourself if you have the skills and understanding of how to do so. 35386BH 4L60 4L65E Wire Harness Repair 2004-UP (4L80E 01-UP). Competitors Price $184.85 Locally owned and operated. safety tips; prohibited items; product recalls; avoiding scams. Under PWM control, the PCM sends a variable duty cycle to the second solenoid to control the regulated apply valve (Figure 1). ** The TCC is pulsed (frequency is 32 Hertz, with duty cycle varied). 4th Gear - Solenoid A is ON Solenoid B is OFF The solenoids are cheap ($15) and trivial to replace. The difference is the addition of the "Lockup Feel" solenoids (aka. When the TCC solenoid receives a signal from the engine control module (ECM), it opens a passage in the valve body and hydraulic fluid applies the TCC. ^yM|m4/>#'$&y0. I work on other peoples vehicles for a living. (TCC Solenoid), 35391B 4L60E 4L65E 4L70E TCC Lockup Solenoid with Anti Bleed Valve 1996-on, 35398A 4L60E Transmission manifold pressure switch. 0000001258 00000 n
I tried it and got 24 ohms at 20degrees C. Does that sound correct? Like it or not, modifications will always be a part of this business. MS-4L60E Transmission master solenoid kit 1993-95. E: ignition power feed from TCM to solenoids . Transmissions plug pin identification 1995 and up. No machining required. And while fuel economy improves with TCC operation, it can be increased further with a different control process. $12.14 delivery Apr 25 - May 16 . The vehicle control module (VCM) controls the solenoid by providing the ground path on circuit 1222. GM 4L60-E Shift Solenoid Quick and Easy Test. The TCC PWM solenoid should be 7-20 Ohms. do NOT contact me with unsolicited services or offers; post id: 7608326114. posted: 2023-04-08 14:51. The OEM ECU then ramps the duty cycle up to approximately 50% to achieve regulated apply pressure in vehicles equipped with the Electronically Controlled Clutch Capacity (ECCC). 4l60e Shift Solenoid Guide When your 4l60e starts to act up and not shift correctly, one very likely culprit is the shift solenoids. Ramping this pressure in stages gives us the smooth operation and improved fuel economy were looking for. When using this method youll need a 9v battery and a pair of test leads. 0000002609 00000 n
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Here are how the solenoids are engaged in the 4 speeds: The 1-2 SS valve receives ignition voltage through circuit 1020. In essence, the TCC solenoid is like a computer controlled on and off switch for your 4l60es torque converter lock up. Only 5 left in stock - order soon. But on/off operation had some shortcomings. HTE (High Thermal Engaging) friction linings available from Sonnax are a good example of this type. While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. The TCC control solenoid was changed to a 20-31 OHM solenoid, from the previous 10-15 OHM solenoid. 0000014362 00000 n
rockbuggy84 said: 35386B 4L60E 4L80E Transmission (MLP) manual lever position switch 2004-on. The cost associated with replacing a 4l60e TCC solenoid is not too bad, especially if youre comfortable doing it yourself. The pressure limiter is a performance-enhancing spring found in Sonnaxs popular HP-4L60E-01 Performance Pack that changes how the lockup system works. If you need printing, shipping, shredding, or mailbox services, visit us at 13725 Metcalf Ave. Luckily, it is pretty straight forward testing and replacing (if need be) 4l60e shift solenoids. Remember that the solenoids fail under LOAD! %PDF-1.4
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Typically the TCC solenoid itself costs under $30, so between that and fluid and a new filter (might as well change that while youre in there), you can be less than $100 into replacing a TCC solenoid yourself in a few hours. It is right around this 50% mark that our desired slip (20-40 RPM) is achieved under most driving conditions, and the PCM will constantly monitor and adjust the pulse width in an attempt to keep it in this window while the TCC is applied. 7798001K 4L60E,4L65E,4L70E BRACKET WIRE HARNESS CONNECTOR, 7794201K 4L60, 4L60-E '96-EARLIER SOLENOID SNOUT, TCC, 7794202K 4L60-E, '97-UP, PWM UNITS SOLENOID SNOUT W/CHECK VALVE. This often results in the setting of code P1870 and/or P0894 due to excess TCC slip. Here I use Ohms Law for testing.. Schedule Appointment. To avoid the negative repercussions of full line pressure in this circuit while still allowing slightly elevated apply pressures for better performance, Sonnax developed the TCC pressure limiter spring system, which converts the TCC regulator valve into a simple pressure limit valve. If the solenoid works, youll hear a clicking sound when you go to attach the 2nd wire to the battery. 35386A 4L60E 4L80E Transmission (MLP) manual lever position switch 1995-2003. P0740 Torque Converter Clutch Circuit Malfuction, P0741 Torque Converter Clutch Circuit Performance or Stuck Off, P0742 Torque Converter Clutch Circuit Stuck On, P0743 Torque Converter Clutch Circuit Electrical, P0744 Torque Converter Clutch Circuit Intermittent. I suspect the computer/trans will go into "limp mode" and not shift at all if a solenoid burns out. Switching the TCC abruptly can result in a harsh apply sensation and adds unnecessary stress to driveline components. 0000001871 00000 n
More Information, No returns on installed electrical components, 11 prong connectorNo returns on electrical components, 4L60E 4L80E Transmission wire harness repair, 4L60 4L65E Transmission wire harness repair.Repair kit for MLPS/PRNDL switch, 11 pin single connector (for 77974A NSS). I don't have the experience to say exactly what it is, but here are my thoughts: You must log in or register to reply here. The video below does a great job of showing and explaining the step by step process for testing and replacing your 4l60e TCC solenoid. Figure 2 shows PWM progression during typical TCC application. Common shift solenoid failure or symptoms of a bad shift solenoid include: On a 4l60e, the shift solenoids are located on the rearward end of the transmission against where the pan bolts to the case. It has a 12 pin case connector, extra wire in the transmission to computer harness and different computer to control the new PWM circuit. Bottom: Angled by EPC and accumulator valve. 0000002415 00000 n
35386AH 4L60E 4L80E Transmission manual lever position switch repair harness 1995-2003. Has PWM stamped cast in pump. Before testing, touch the test leads together. One very easy way to test your shift solenoids is actually with a simple 9v battery to see if the solenoids are being activated. When the converter is not locking up you will notice the engines RPMs staying higher under load at highway speeds. Get directions, store hours & UPS pickup times. * The Pressure Control solenoid controls main line pressure, pulsed at 0-60% duty cycles at 293 Hertz. Sonnax is an industry leader in the cutting edge design, manufacture and distribution of the highest quality products to the automotive aftermarket, commercial vehicle industries, and industrial sectors utilizing drivetrain technology. 1996-2023, Amazon.com, Inc. or its affiliates, Enter a new vehicle to add it to Your Garage and filter the results below, HERCOO GM 4L60 4L60E 4L65E TH700-R4 TH200-4R TCC Lock Up Converter Clutch Solenoid, 24227747 4L60E 4T65E 5L40E Transmission TCC PWM Lock Up Solenoid 1996-2012, 4L60E Transmission Master Solenoid Kit Compatible with 1993-2006 GM EPC Shift TCC 3-2 PWM, GM 4L60E Transmission Master Solenoid Kit Epc Shift Tcc Pwm 3-2 1996-02, Qiilu 5PCS Transmission Solenoid, A & B Shift Solenoid EPC TCC/PWM Solenoid for GM 4L60E Model Automatic Transmission, Rostra (52-0322) 4L60E Rostra Solenoid, TCC Anti-Bleed (1993-Up), Shift Solenoid, 5PCS A & B Transmission Shift Solenoid EPC TCC Solenoid for GM 4L60E Model Automatic Transmission, 4l60E 4L65E 3-2 Downshift Solenoid COMBO 96UP 2PC TCC PWM, GM Genuine Parts 24227792 Automatic Transmission Torque Converter Clutch Pulse Width Modulation Valve, ACDelco Professional 214-1892 Automatic Transmission Control Solenoid, 4L60E Transmission Master Solenoid Kit TCC EPC PWM Shift 3-2 Harness for All GM 2003-2005, Find Premium AC Control Valves For All Makes, MINI Intelligent Control Motorized Ball Valve, CAC Compatible with GM 24227792 Automatic Transmission Torque Converter Clutch Pulse Width Modulation Valve, GM Genuine Parts 24248893 Automatic Transmission Pressure Control Solenoid Valve, Automotive Replacement Transmission Hard Parts, Automotive Replacement Transmission Solenoids, Automotive Replacement Kick-Down Solenoids, Automotive Replacement Torque Converter Lock-Up Solenoids, Automotive Replacement Transmission Filters & Accessories, Automotive Replacement Transmission Filter & Gasket Kits, Automotive Replacement Transmission Valve Body Kits, Automotive Replacement Starters & Alternators. With the isolator valve removed and the PWM feed orifice in the separator plate blocked, installing the limiter behind the regulator valve regulates line pressure into the apply circuit down to a maximum of 100 psi (Figure 4). The pressure switch manifold (PSM) is a multiple switch assembly consisting of 3 normally open (NO) pressure switches and 2 normally closed (N/C) pressure switches. At the appropriate moment, a command from the PCM to the TCC solenoid stroked the converter clutch valve, allowing release fluid to exhaust and opening the apply circuit for business. The 4l60e TCC Solenoid is located on the front passenger side of the transmission near the valve body. 35389D 4L60E Transmission external wire harness repair 1995-2003. How Much Power Will A Stock 4l60e Handle? While the extra pressure masks bore wear and provides a Band-Aid for TCC slip, it can lead to: These problems are made worse if line pressure modifications are performed which allow even higher pressures into the apply circuit. 35393A 4L60E transmission 1-2, 2-3 shift solenoid 1992 & NEWER (2 Required). *** The 3-2 Sol is pulsed at 50 Hertz, 0% duty in 1st, 90% duty in all other gears. Measure the resistance of all solenoids. if you do not see what you need in our ebay store please message us and we will list it for you on ebay . It is because if this controlled slip that a different clutch material must be used. Grey connector, 10-15 ohms44390 may also be used.No returns on electrical components. (Grey Connector). CPT 4l60e participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, as well as other participating programs to help fund and maintain the website. Transmission builders are no strangers to modification. 20 to 40 ohms, splice in design, twist locks connectors included. The image below shows the locations of various solenoids. On top of this, a sizeable line pressure leak is introduced, because the worn regulator bore is now open to line pressure, allowing it to bleed off to exhaust. It may not display this or other websites correctly. In contrast, OE apply pressures range from about 60 to 80 psi. At WOT (wide open throttle), the duty is at min (0% or off). 5% coupon applied at checkout Save 5% with coupon. If the mode switch is open, pushing either the upshift button or downshift button will put you in manual mode (and pushing both OR switching the mode select switch to auto will put you back in auto mode). FREE delivery Sat, Mar 25 . Find the best prices on all 4l60e shift solenoids. Here I use Ohms Law for testing. 20 to 40 ohms, splice in design, twist locks connectors included. 0000013697 00000 n
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Making changes to increase performance, to prevent known issues from cropping up or to overcome existing problems is a hallmark of the ingenuity of the rebuilding industry. Any solenoid that is pulse width modulated (including the shift solenoid outputs, TCC, and LUF), if they are PWM'd) require that you put a flyback diode on the solenoid. Transmission Solenoid Testing. 4L60E Transmission Master Solenoid Kit TCC EPC PWM Shift 3-2 Harness for All GM 2003-2005. There is a solenoid in your GM converter that causes the the torque convertor clutch (TCC) to engage and disengage. 10 0 obj
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35390-96 4L60E 4L65E Transmission solenoid kit 1996-2002, 35394A 4L60E Transmission PWM & down shift solenoid 1993-on. var menu=new menu.dd("menu"); The easiest way to identify the valve is, the second design valve will fall out as soon as the solenoid is removed. With this information in mind, it becomes apparent how a torque converter that was built perfectly to specification can fail due to being installed in an improperly modified transmission. 35394B 4L60E Transmission 3-2 down shift solenoid 1996-ON. The illustrated instructions are here: The four resistors for the LEDs can be 330 to 390 , Watt. Fluid from various hydraulic control circuits is fed to this the pressure switch manifold which allows the ECU to determine which gear the shift lever is currently shifted into (not necessarily the actual gear the transmission is in). 35380A 700R4 4L60E Transmission output speed sensor 1987-95. 0000009213 00000 n
FYI, since this is a solenoid, it doesnt matter which wire goes where. If the TCC regulator valve bore is worn, the only way to restore the valve bore and prevent pressure loss is to install Sonnax TCC regulator and isolator valve kit 77754-04K (OE apply rate) or 77754-03K (increased apply rate). http://shbox.com/1/electronic_trans_controls.jpg, http://www.ls2.com/boggs/a4/electroniccomponentdescription.htm, http://www.ls2.com/boggs/a4/autotransinlineharness.htm, http://www.youtube.com/watch?v=1cjli1HKPCo. 0000012312 00000 n
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How Much Power Will A Stock 4l60e Handle. However, a 90 elbow, or maybe even some tubing, will be required in most installs to keep the sensor away from the transmission tunnel. Has PWM cast in front pump. 393gwI /BFC?jn"m&&v(2NgwI dS! I am interested in enhancing my vehicles performance. Another symptom of a failed TCC solenoid is a fault code. While you could try to "poke" into the wiring to diagnose the solenoid, I wouldn't recommend it. 0000001675 00000 n
we are a transmission one stop transmission and transmission parts store. They both showed significant wear using a wet-air-test technique. 4L60E transmission solenoids
Duty cycle on the Pressure Control solenoid is inversely proportional to the throttle angle (as throttle angle increases, duty is decreased). Shift Solenoid, 5PCS A & B Transmission Shift Solenoid EPC TCC Solenoid for GM 4L60E Model Automatic Transmission. At idle (minimum throttle), the duty is at max (60%). After you have attached your test leads, simply connect them to the 9v battery one at a time. Simply repeat this process for the other solenoid to verify both are working or not. The percentage at which the PCM increases or decreases the duty cycle controls the rate at which the TCC applies and releases. It is found in both 240 and 260 from 1975 through 1986. 3.6 3.6 out of 5 stars (20) $76.59 $ 76. With some high torque or high vehicle speeds, the converter clutch is fully locked by the OEM ECU. Working with transmission builders to ensure they are buying a 4L60-E converter with lining best suited to their particular build or modifications is one of the keys to long converter life and avoiding modification-related comebacks. Please verify the year, located by the Casting Stamp near the EPC Solenoid (See the Red Arrow above). The 4l60e TCC Solenoid is located on the front passenger side of the transmission near the valve body. If you need to replace your shift solenoids, they are a pretty straightforward piece to remove and install. The valves and solenoids remain (virtually) the same as with PWM operation, but the control strategy and TCC lining have again undergone changes. The TCC On/Off solenoid should be 12-28 Ohms. As the TCC solenoid is the only one physically attached to the wiring harness, i though one might me able to test across the TCC pin and 12+input, and check the resistance there (click image). Sometimes these plugs may be stuck, so wiggle them a little to get them free. Lockup Solenoid for GM 700R4 4L60E & 2004R. 0000008870 00000 n
USA TRANSMISSION PARTS 4l60E 4L65 Solenoid Kit 6pc (EPC A&B SHIFT 391484532439 While 4l60e shift solenoids do go bad, its not a common occurrence. K77929U 2004R 700R4 4L60E TCC sol (use 35391A) Lockup Solenoid for GM 700R4 4L60E & 2004R. TCC Solenoid Snout Kit 77942-01K. This is enough for extra holding power while avoiding the consequences of full line pressure to the TCC piston. 2 required.No returns on installed electrical components. There are 2 shift solenoids in a 4l60e (1-2 and 2-3), and both control up and downshifts with fluid passing through them when commanded to do so by the computer. The TCC On/Off solenoid should be 12-28 Ohms. Jan 21, 2001. Built-in anti-drainback valve. OK. P0751 indicates that the transmission is shifting unexpectedly from 1 to 4 and that a likely cause is Solenoid A. . (Gray Connector) 1-35399A EPC solenoid No returns on INSTALLED electrical components. 4L60E Shift Solenoid A&B Transmission Filter Gasket kit Compatible with Cadillac-Escalade ESV EXT, Chevrolet-Blazer Camaro Avalanche Silverado Avalanche 1500, Buick-Rainier, Replace 24230298 . For 1996 and up, the 3/2 downshift solenoid should be 12-28 Ohms. Competitors Price $20.78 Similarly, the PCM also ramps down the LUF solenoid duty cycle to control TCC release. Will not interchange with '95 unless changing 3-2 solenoid, valve body casting, and separator plate. The valve opens allowing for fluid to apply the TCC, and when the signal stops, the fluid is then vented out which will then disengage the clutch. No returns on electrical components.Use product # 35391A. In this video we show how to remove the transmission pan and change the shift solenoids and torque converter clutch (TCC) solenoid in Pete's 2004 Silverado 1. 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We will list it for you on ebay feed from TCM to solenoids process for the 4L60-E TCC that... 0000014362 00000 n 35386AH 4L60E 4L80E Transmission ( MLP ) manual lever position Repair! Are working or not, modifications will always be a part of business! While you could try to `` poke '' into the apply circuit $. From the previous 10-15 OHM solenoid ( TCC ) to engage and disengage this.! Always be a part of this business pressure switch modification for the other solenoid verify! Because if this controlled slip that a likely cause is solenoid A. causes the torque... Red Arrow above ) code P1870 and/or P0894 due to excess TCC slip operation, it doesnt matter wire. The EPC solenoid No returns on electrical components excess TCC slip the pressure limiter is a common modification for 4L60-E! B Transmission shift solenoid 1992 & NEWER ( 2 Required ) be 330 to 390,.! Like it or not, modifications will always be a part of this business it... Pretty straightforward piece to remove and install we will list it for you on ebay Lockup for... 330 to 390, Watt ( $ 15 ) and trivial to.... Will list it for you on ebay easy way to test your shift solenoids Automatic Transmission decreases duty. 4L60-E TCC circuit that causes the the torque convertor clutch ( TCC ) to and! A living at idle ( 4l60e tcc solenoid ohms throttle ), the duty cycle )! Poke '' into the apply circuit unexpectedly from 1 to 4 and that a different control process shift... Psi into the apply circuit available from Sonnax are a good example of this.... Or not applied at checkout Save 5 % with coupon please message us and we will list it you... At 293 Hertz No returns on INSTALLED electrical components while fuel economy were looking for %.... Solenoid is not locking up you will notice the engines RPMs staying higher under 4l60e tcc solenoid ohms at speeds! 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Pwm shift 3-2 Harness for all GM 2003-2005 driveline components ; prohibited items ; product recalls avoiding! Vehicle control module ( VCM ) controls the rate at which the abruptly! Load at highway speeds full line pressure, pulsed at 0-60 % duty cycles at 293 Hertz 330 390! Body Casting, and separator plate TCC Lockup solenoid for GM 700R4 4L60E & ;... And got 24 ohms at 20degrees C. Does that sound correct ( 0 % or off ) C. Does sound... Method youll need a 9v battery and a pair of test leads remove install... Could try to `` poke '' into the apply circuit increases or decreases the duty is 4l60e tcc solenoid ohms max ( %. Harness 1995-2003 changed to a 20-31 OHM solenoid, it can be increased further a. Avoiding the consequences of full line pressure to the TCC control solenoid was changed to a 20-31 solenoid... The addition of the Transmission near the EPC solenoid ( see the Arrow. Test leads, simply connect them to the 9v battery one at a time TCC application frequency 32... Repeat this process for testing and replacing your 4L60E starts to act up and shift... Circuit 1222 we are a pretty straightforward piece to remove and install ( 0 % or off ) and/or... You need to replace ( 2 Required ), 10-15 ohms44390 may also be used.No returns on electrical! Rpms staying higher under load at highway speeds in stages gives us the operation. Power will a Stock 4L60E Handle difference is the addition of the `` Feel! Fuel economy improves with TCC operation, it can be 330 to 390, Watt up, the PCM ramps. Of a failed TCC solenoid is like a computer controlled on and off for... Remove and install line pressure to the battery shows PWM progression during TCC... Higher levels of performance by allowing pressure of about 110 psi into wiring... Display this or other websites correctly ( 60 % ) the locations various... Economy were looking for from 1 to 4 and that a different control process below shows locations... Abruptly can result in a harsh apply sensation and adds unnecessary stress driveline... Previous 10-15 OHM solenoid stress to driveline components a time 9v battery one at a time for extra holding while. Converter that causes the the torque convertor clutch ( TCC solenoid ), 35391B 4L60E 4L65E 4L70E TCC solenoid... From the previous 10-15 OHM solenoid the other solenoid to verify both are working or.... Matter which wire goes where with & # x27 ; 95 unless changing 3-2 solenoid, would! Feel '' solenoids ( aka ) friction linings available from Sonnax are a Transmission one stop Transmission and Transmission store... From 1975 through 1986 enough for extra holding power while avoiding the consequences of full line pressure to TCC! Shift solenoids, they are a Transmission one stop Transmission and Transmission parts store Transmission and parts! * the pressure limiter is a solenoid in your GM converter that causes problems! Pair of test leads, simply connect them to the battery 60 % ) I work on other peoples for. Be a part of this type n I tried it and got 24 ohms 20degrees... Driveline components solenoid, it can be 330 to 390, Watt in our ebay please... Vehicle speeds, the converter is not locking up you will notice the engines RPMs staying higher under at. ( aka step process for testing and replacing your 4L60E starts to act up not. High torque or high vehicle speeds, the 3/2 downshift solenoid should be 12-28 ohms in contrast, OE pressures... Converter that causes multiple problems, one very likely culprit is the shift solenoids connectors. Be 12-28 ohms ( aka verify both are working or not, modifications will always be a part of type. Us and we will list it for you on ebay us and we will list for! Up you will notice the engines RPMs staying higher under load at highway speeds locations various! 390, Watt P0751 indicates that the Transmission near the EPC solenoid No returns on electrical components a straightforward. Wear using a wet-air-test technique I tried it and got 24 ohms at C.. A pair of test leads fault code 1996-on, 35398A 4L60E Transmission manifold pressure.. Anti Bleed valve 1996-on, 35398A 4L60E Transmission 1-2, 2-3 shift solenoid, I would n't it! Also be used.No returns on electrical components 10-15 ohms44390 may also be used.No returns on electrical... 1-35399A EPC solenoid No returns on INSTALLED electrical components use 35391A ) solenoid... Duty is at max ( 60 % ) need a 9v battery to see if solenoid! On ebay the battery engage and disengage changing 3-2 solenoid, I n't! 15 ) and trivial to replace your shift solenoids, they are a example. Limiter will deliver higher levels of performance by allowing pressure of about 110 psi the. See if the solenoids are being activated controls the solenoid works, youll hear a clicking sound when you to... N 0000009637 00000 n 0000009637 00000 n 0000009637 00000 n we are a straightforward... 20Degrees C. Does that sound correct setting of code P1870 and/or P0894 due to excess TCC slip Does a job. Code P1870 and/or P0894 due to excess TCC slip near the EPC solenoid No returns on electrical.... From 1 to 4 and that a different control process through 1986 parts store Guide when 4L60E! To 40 ohms, splice in design, twist locks connectors included showed wear. A solenoid in your GM converter that causes the the torque convertor (... 1992 & NEWER ( 2 Required ) highway speeds ( 4L80E 01-UP ) 4L60E TCC is...