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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 638 (HVAC Systems - Automatic) >> Diagnostic Information & Procedures >> DTC B0248: Mode Door Position Error >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The mode actuator is considered stalled, and the HVAC control module will command the mode actuator to stop rotation (2.5 V).

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