LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 2021 >> XT5 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 707 (Automatic Transmission - 10L1000 (MGM MGU) - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> Tow/Haul Switch/Indicator Malfunction >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Description
Signal The control module input circuit has an internal resistance connected to 12 V.
Ground Chassis Ground
Component Description
S171R Instrument Panel Center Accessory Function Switch - Right The switch has a normally open contact.
K9 Body Control Module The control module contains a microprocessor used to process input data to control outputs.The control module receives information from a variety of sensors, switches and serial data information from other control modules. This information is used to control a combination of solenoid valves to obtain the correct line pressure, gear ratio and torque converter clutch operation.