GM Service Manual Online
For 1990-2009 cars only

Important: Use the following appropriate safety equipment and procedures:

   • Wear safety glasses.
   • Wear safety shoes.
   • Wear solvent-proof gloves.
   • Keep the work area clean.
   • Keep the tools clean.
   • Clean the transaxle exterior before removing parts.
   • Do not use wipe cloths.
   • Do not use rags.
   • Do not use solvents on rubber seals.
   • Do not use solvents on plastic/PTFE thrust washers.
   • Use compressed air to blow out all passages.
   • Use fine wire to clean out small passages.
   • Handle the parts carefully to prevent damage.
   • Use transaxle fluid to lubricate all internal parts during the assembly procedures.
   • Always dip the threads of bolts/screws, or studs in transaxle fluid when installing into aluminum.
   • Always use a torque wrench for proper torque.
   • Use thread inserts to recondition damaged or stripped aluminum threads.
   • Replace all gaskets. Do not use gasket cement or sealers.
   • Replace all O-ring seals. Do not use gasket cement or sealers.
   • Replace the plastic/PTFE seals only when necessary. Use the appropriate seal protector to install.
   • Replace the rubber seals only when necessary. Use the appropriate seal protector to install.

Inspection Procedure

Inspect the manual linkage for the following conditions:

    • Inspect for wear at the pivoting points.
    • Inspect for bent links.
    • Inspect for broken links.
    • Inspect for bent rods.
    • Inspect for broken rods.

Inspect all the seals, the gaskets, the O-rings and the mating surfaces for the following conditions:

    • Inspect for nicks.
    • Inspect for cuts.
    • Inspect for damage.

Inspect the snap rings for the following conditions:

    • Inspect for expansion.
    • Inspect for compression.
    • Inspect for proper ring groove fit.

Inspect the bearings and the thrust surfaces for the following conditions:

    • Inspect for wear.
    • Inspect for scoring.
    • Inspect for pitting.