GM Service Manual Online
For 1990-2009 cars only

Service Precautions

    • Use appropriate safety equipment such as:
       - Safety Glasses
       - Safety Shoes
       - Gloves
    • Keep the work area clean.
    • Keep the tools clean.
    • Clean the exterior of the transmission before removing parts.
    • Do not use wipe cloths or rags.
    • Do not use solvents on:
       - Rubber seals
       - Plastic/Teflon® thrust washers or spacers.
    • Blow out all the passages with compressed air.
    • Clean out the small passages with a fine wire.
    • Handle the parts carefully in order to prevent damage.
    • When installing screws, bolts or studs into aluminum, always dip the threads into J 36850 , or equivalent.
    • Recondition damaged or stripped aluminum threads with thread inserts.
    • Replace all of the gaskets and O-ring seals.
        Do not use gasket cement or sealers.
    • Replace the Teflon® and rubber lip seals only when necessary.
        Install using the appropriate seal installer.

Inspection Procedure

    • Inspect the manual shift linkage for the following:
       - Wear at the pivot points
       - Shift cable binding
       - Proper shift cable attachment
    • Inspect the seals, gaskets, O-ring seals and mating surfaces for the following:
       - Nicks
       - Cuts
       - Damage
    • Inspect the snap rings for the following:
       - Expansion or compression
       - Distortion
       - Nicks
       - Proper ring-to-groove fit
    • Inspect the bearings and thrusts surfaces for the following:
       - Wear
       - Scoring
       - Pitting