Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2002VENTURE BASE, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSAXLE -- 4T65-E - SERVICE & REPAIRREPAIR INSTRUCTIONSCONTROL VALVE BODY REPLACEMENTINSTALLATION PROCEDURE

2002 Chevrolet Venture Base, Van Passenger Extended

Installation Procedure

2002 Chevrolet Venture Base, Van Passenger ExtendedSECTION Installation Procedure

NOTE: Do NOT use any type of grease to retain parts during the assembly of this unit. Using greases other than the recommended assembly lube changes the transaxle fluid characteristics. Using greases other than the recommended assembly lube causes undesirable shift conditions and/or filter clogging. Use TRANSJEL(R) J 36850 or equivalent during the assembly of this unit

Install the ball check valves (372) into the case cover. Use the J 36850 to retain the ball check valves in their proper locations.

Fig 1: Installing Ball Check Valves From Case Cover
Courtesy of GENERAL MOTORS CORP.
Install the gasket and the spacer plate (370).

Fig 2: Installing Spacer Plate & Gasket
Courtesy of GENERAL MOTORS CORP.
Install the ball check valves (372, 373) into the valve body. Use the J 36850 to retain the ball check valves in their proper locations.
Important: Do NOT use impact type tools on the valve body or on the oil pump.

Fig 3: Installing Ball Check Valve From Valve Body
Courtesy of GENERAL MOTORS CORP.
Install the gasket (371) and the valve body (300).

Fig 4: Installing Gasket & Valve Body
Courtesy of GENERAL MOTORS CORP.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.