Interior Rearview Mirrors
Adjust the rearview mirror for a clear view of the area behind your vehicle.
If equipped with OnStar, the vehicle may have three control buttons at the bottom of the mirror. Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water.
Automatic Dimming Rearview Mirror
The rearview mirror automatically dims to reduce the glare of the headlamps from behind. This feature comes on when the vehicle is started.
Clutch Switch Circuit
DESCRIPTION
Clutch switch circuit inspection is necessary for manual transmission vehicles.
When the clutch pedal is released, the ECM receives the positive (+) battery
voltage through the ECU-IG NO. 2 fuse and ignition switch. While the clutch pedal
is depressed, the clutch switch assembly se ...
Extension Module Malfunction (B1552,B158A,B15BA)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the extension module.
DTC Code
DTC Detection Condition
Trouble Area
B1552
Internal malfunction of the extension module
Stereo component tuner assembly
...
Rear Occupant Classification Sensor RH Collision Detection (B1788)
DESCRIPTION
DTC B1788 is set when the occupant detection ECU receives a collision detection
signal, which is sent by the occupant classification sensor rear RH when an accident
occurs.
DTC B1788 is also set when the front seat with adjuster frame assembly RH is
subjected to a strong impact, ...