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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1130 (Suspension Control System - Suspension Leveling) >> Diagnostic Information and Procedures >> DTC 021 >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The height sensor monitors the compressor relay coil control circuity for a short to ground.

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