OnStar
Keys and LocksExhaust Rear Muffler Heat Shield Replacement
Exhaust Rear Muffler Heat Shield Replacement
Callout
Component Name
Preliminary Procedure
Disconnect the exhaust system hangers in the rear and allow the exhaust
system to rest on the rear axle.
1
...
Fuel Tank Pressure Sensor Replacement
Fuel Tank Pressure Sensor Replacement
Callout
Component Name
Preliminary Procedure
Remove the fuel tank. Refer to Fuel Tank
Replacement.
1
Fuel Tank Pressure Sensor
Procedure
Disco ...
Drive Range, First Gear Engine Braking (Gen 1)
When the gear selector lever is moved to the Drive (D) range from the Neutral
(N) position, the transmission will provide engine braking. In this operating range,
the normally-low 1234 pressure control solenoid 5 is commanded ON and, in the engine
braking mode, the following changes occur with ...