CTS V8-5.7L VIN P (2004)
Sunroof / Moonroof Limit Switch: Description and Operation
LIMIT SWITCH
The sunroof window will always close to flush from the bottom up direction. When closing from the vent position, the sunroof window will lower
towards the flush position. Once the sunroof window reaches the flush position, the limit switch will then close, grounding the sunroof limit switch soft
stop signal circuit. Once the limit switch input has been detected, the sunroof module will continue to control the lowering of the sunroof window slightly
and then reverse the sunroof motor to swipe to seal, to the flush position. When closing from the open position, the sunroof window will raise upward to
the flush position. Once the limit switch has closed, the sunroof module will stop driving the motor, stopping the sunroof window in the flush position.
