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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 18 (AUTOMATIC TRANSAXLE SERVICING)REMOVAL & INSTALLATIONCASE EXTENSION HOUSINGREMOVAL
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Case Extension Housing: Removal
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal
WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Raise and support the vehicle. Support the vehicle with safety stands. Remove the right front drive axle. See appropriate AXLE SHAFTS article in DRIVELINE/AXLES.
- Remove the wiring harness. Remove the bolts securing the front transaxle brace to the transaxle and right cylinder head. See TRANSAXLE BRACE .
- Remove the right transaxle to engine brace. Remove the vehicle speed sensor. See VEHICLE SPEED SENSOR . Remove the ground wire from the case.
- Remove the following parts from the case extension:
- Five 13-mm bolts (128 and 129).
- One 15-mm stud (127).
- Remove the case extension (134) and the seal (126). See Fig 1 . Remove the roller thrust bearing (132) and the selective washer (133).
- Remove the 8-mm scavenge tube bolt (15). See Fig 2 . Remove the scavenge tube by prying on the differential. Remove the scavenge tube seal. See Fig 3 .
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.