Circuit/System Verification
WARNING: This page is about a different car, the 2010 Saturn Sky and 2010 Pontiac Solstice. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, while pressing the brake pedal, observe the scan tool Brake Lamp Cmd. parameter. The reading should be ON with the brake pedal pressed.
- If not the specified parameter, refer to Stop Lamps Malfunction .
- Ignition ON, observe the scan tool BCM BTSI Solenoid Command parameter. The parameter should change from ON to OFF when the brake pedal is depressed.
- If not the specified parameter, replace the BCM.
- Press the brake pedal, the vehicle operator should be able to move the shifter lever out of the park position.