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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1041 (Cruise Control System) >> Diagnostic Information and Procedures >> Cruise Control Indicator Malfunction (Switch Indicator Malfunction) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Engine ON, press and release the cruise control ON/OFF switch while observing the Cruise On/Off Switch parameter in the ECM data list with a scan tool. The parameter should change and the indicator lamp should turn ON or OFF accordingly each time the switch is actuated.

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