Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2312 (CRUISE CONTROL SYSTEM)DESCRIPTION AND OPERATIONCRUISE CONTROL DESCRIPTION AND OPERATION (ADAPTIVE CRUISE CONTROL)CRUISE INHIBITEDDSCC MODULE INHIBITS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
DSCC Module Inhibits
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION DSCC Module Inhibits
WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
The distance sensing cruise control (DSCC) module inhibits the Adaptive Cruise Control (ACC) System when any of the following conditions exists:
- The RADAR NOT READY message is active in the DIC.
- Initial brake pedal travel signal from brake pedal position (BPP) sensor is not present
- An ACC System malfunction and/or failure is present.
- The CLEAN RADAR indicator is active in the DIC.
- An invalid vehicle speed
- The Antilock Brake System (ABS) is active during automatic braking.
- The Cruise Switch failed message from the instrument panel module (IPM) is sent to the DSCC module.
- Automatic braking failure-A GMLAN signal from the electronic brake control module (EBCM) the to DSCC module indicating an automatic braking failure
- A HUD failure condition is present.
- The HUD is not turned ON.
- The brakes overheated signal from ABS
- A head-up display (HUD) failure condition is present
- The ACC System audible warning is not present, due to an audio amplifier failure.
- The DSCC module transceiver temperature is hot.
- The ACC is not present-The ACC can be disabled through the IPM ACC disable feature.
- The driver applied brake pressure.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.