Description of STS V8-46L VIN A Body Control System
Other IPM Functions
The instrument panel module (IPM) performs multiple body control functions. The IPM can control devices directly connected to its outputs based on
input information. The IPM evaluates this information and controls certain body control systems by commanding outputs on or off. The IPM inputs
can be:
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Sensors and switches that are directly connected to the IPM
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GMLAN serial data messages received from other vehicles systems connected to the low or high speed GMLAN serial data links
The IPM is also capable of controlling other vehicle systems that are not directly wired to the IPM, through serial data messages. Some of the
functions that the IPM controls or contributes to, are:
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Audible warnings-Refer to Indicator/Warning Message Description and Operation in Instrument Panel, Gages, and Console.
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Column lock-Refer to Steering Wheel and Column Description and Operation in Steering Wheel and Column.
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Exterior lighting control and BASS-Refer to Exterior Lighting Systems Description and Operation in Lighting Systems.
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Interior lighting-Refer to Interior Lighting Systems Description and Operation in Lighting Systems.
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Headlamp washer-Refer to Headlamp Washer System Description and Operation in Wipers/Washer Systems.
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Horn control-Refer to Horns System Description and Operation in Horns.
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Park brake switch-Refer to Park Brake System Description and Operation in Park Brake.
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Personalization-Refer to Personalization Description and Operation in Personalization.
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Retained accessory power-Refer to Retained Accessory Power (RAP) Description and Operation.
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Remote start-Refer to Starting System Description and Operation in Starting and Charging.
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Steering wheel control switches-Refer to Radio/Audio System Description and Operation in Radio, Stereo, and Compact Disc and Cruise Control
Description and Operation (Adaptive Cruise Control) Cruise Control Description and Operation (Conventional Cruise Control) in Cruise Control.
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Traction control switch-Refer to ABS Description and Operation in Antilock Brake System.
Rear Integration Module (RIM)
The various rear integration module (RIM) inputs and outputs are described in the corresponding functional areas as indicated on the RIM electrical
schematics. The RIM functions include the following:
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Content theft deterrent-Refer to Content Theft Deterrent (CTD) Description and Operation in Theft Deterrent.
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Interior lighting-Refer to Interior Lighting Systems Description and Operation in Lighting Systems.
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Exterior lighting-Refer to Exterior Lighting Systems Description and Operation in Lighting Systems.
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Theft deterrent-Refer to Content Theft Deterrent (CTD) Description and Operation in Theft Deterrent.
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Rear defogger-Refer to Rear Window Defogger Description and Operation in Heated Glass Element.
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Rear park assist chime control-Refer to Object Detection Description and Operation in Rear Parking Assist.
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Sunroof control-Refer to Sunroof Description and Operation in Sunroof/Moonroof.
