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Home >> Hummer >> 2008 >> H3 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 109 (Mirror Systems) >> Diagnostic Information and Procedures >> Heated Mirrors Inoperative >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, engage the rear window defogger. Touch the outside rearview mirror face. The heated mirror face should warm up after about a minute.