Avalanche 1500 2WD V8-5.3L (2008)
Automatic Transmission Dipstick - Dipstick Tube: Service and Repair
4L60-E/4L65-E/4L70-E - Automatic Transmission
Transmission Fluid Filler Tube and Seal Replacement
Removal Procedure
1. Remove the intake manifold. Refer to Intake Manifold Replacement (RPOs LY2/LY6) Intake Manifold Replacement (RPOs
LC9/LMG/LY5/L76) Intake Manifold Replacement (RPO L92 - First Design) Intake Manifold Replacement (RPO L92 - Second Design) .
2. Unlock the transmission oil level indicator.
3. Remove the transmission oil level indicator.
4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
5. Support the transmission using a suitable jack.
6. Remove the transmission crossmember. Refer to Transmission Support Crossmember Replacement (4WD 2500 series) Transmission Support
Crossmember Replacement (2WD 1500 series) Transmission Support Crossmember Replacement (2WD 2500 series) Transmission Support
Crossmember Replacement (4WD 1500 series) .
7. Loosen the left exhaust pipe nuts.
8. Loosen the right exhaust pipe nuts.
