Warning:
You can lose control of the vehicle if you try to adjust a driver seat while the vehicle is moving. Adjust the driver seat only when the vehicle is not moving.
To adjust a manual seat:
If available, move the lever up or down to manually raise or lower the seat.
Outside Rearview Mirror Housing Replacement
Outside Rearview Mirror Housing Replacement
Callout
Component Name
Preliminary Procedures
Remove the outside rearview housing cover. Refer to Outside Rearview
Mirror Housing Rear Cover Replacement.
Remove the outside rear ...
Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM
devices to communicate with each others. Use Data Communication Schematics to
find out which serial data buses are configured for a specific vehicle.
Circuit Description
There are many components in a vehicle t ...
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
For automatic transmission vehicles, the ignition should turn to LOCK/OFF
only when the shift lever is in P (Park).
For manual transmission vehicles, the ignition should turn ...