Express 2500 V8-6.6L DSL Turbo VIN 2 (2007)
Fluid Pan: Service and Repair
4L80-E/4L85-E - Automatic Transmission
Automatic Transmission Fluid and Filter Replacement
Removal Procedure
1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Place a drain pan under the transmission oil pan.
3. Remove the oil pan drain plug, if equipped.
4. Remove the oil pan bolts.
5. Remove the oil pan.
6. Remove the gasket.
7. Remove the magnet.
8. Remove the oil filter.
9. Remove the filter neck seal.
10. The transmission oil pan gasket is reusable.
Inspect the gasket and replace as needed.
11. Clean the transmission case and the oil pan gasket surfaces with solvent.
Installation Procedure
1. Install the filter neck seal.