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 MANUALSCHEVROLET2002EXPRESS 3/4 TON VAN V8-6.5L DSL TURBO VIN FREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULREPAIR INSTRUCTIONS42. CENTER SUPPORT BOLT/COOLER PIPE FITTING INSTALL
2002 Chevrolet Express 3/4 Ton Van V8-6.5L DSL Turbo VIN F
42. Center Support Bolt/Cooler Pipe Fitting Install
2002 Chevrolet Express 3/4 Ton Van V8-6.5L DSL Turbo VIN FSECTION 42. Center Support Bolt/Cooler Pipe Fitting Install
^ Tools Required
- J 23093 Center Support Alignment Tool
Important: If the center support has been reconditioned, you must use a new yellow colored center support bolt in order to maintain proper bolt torque.
1. Using the J 23093, locate the center support 2nd clutch fluid passage through the hole in the case bottom. Refer to Transmission Component Location, Case Fluid Passages Illustration.
2. Push the J 23093 toward the low and reverse band servo bore, seating the center support splines against the case splines.
Notice: Refer to Fastener Notice in Service Precautions.
3. Install the new center support bolt (25).
^ Maintain pressure on J 23093 while tightening the new center support bolt to 43 Nm (32 ft. lbs.). Do not overtighten.
4. Ensure that the center support bolt head is seated to the bottom of the case.
5. Install a new rear oil cooler pipe fitting seal (91) onto the rear oil cooler pipe fitting (90).
6. Install the rear oil cooler pipe fitting (90) into the transmission case.
^ Tighten the fitting to 35 Nm (26 ft. lbs.).
- J 23093 Center Support Alignment Tool
Important: If the center support has been reconditioned, you must use a new yellow colored center support bolt in order to maintain proper bolt torque.
1. Using the J 23093, locate the center support 2nd clutch fluid passage through the hole in the case bottom. Refer to Transmission Component Location, Case Fluid Passages Illustration.
2. Push the J 23093 toward the low and reverse band servo bore, seating the center support splines against the case splines.
Notice: Refer to Fastener Notice in Service Precautions.
3. Install the new center support bolt (25).
^ Maintain pressure on J 23093 while tightening the new center support bolt to 43 Nm (32 ft. lbs.). Do not overtighten.
4. Ensure that the center support bolt head is seated to the bottom of the case.
5. Install a new rear oil cooler pipe fitting seal (91) onto the rear oil cooler pipe fitting (90).
6. Install the rear oil cooler pipe fitting (90) into the transmission case.
^ Tighten the fitting to 35 Nm (26 ft. lbs.).
RENDER: 1.0x
NO RELATED
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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.