Electrical contacts in the ignition switch may fail: GMC Envoy Electrical System

Problem overview

The electrical contacts in the ignition switch may fail and result in erratic instrument panel gauge operation or illumination of the Check Engine (SES) Light.

50 people reported this problem

14 comments

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GMC Envoy vehicles with this problem

6 model years affected

1998 Chevrolet Blazer

1998 Chevrolet Blazer

Average mileage: 155,213 miles

(76,000 - 191,988)

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Electrical contacts in the ignition switch may fail on GMC Envoy

Problem overview

GMC Envoy vehicles with this problem

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