GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2004
🢒
Envoy - 4WD
🢒
Transmission/Transaxle
🢒
Manual Transmission - Getrag 5 Speed
🢒 Synchronizers Cleaning and Inspection
Clean the synchronizer with clean solvent.
Air dry the components.
Inspect the synchronizer teeth for the following conditions:
•
Wear
•
Scuffing
•
Nicks
•
Burrs
•
Breaking
Inspect the keys or the springs for the following:
•
Wear
•
Cracks
•
Distortion
•
If any of the following conditions exist, replace synchronizer.