One or More Rear Lights May Not Work on Chevrolet Express 1500

The tail light wiring harness in the cargo area is not protected very well. As a result it may become damaged due to normal wear a tear. This damage can causing some or all of the rear lights to stop working.

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Average mileage: 134,000 (118,000–150,000)
2 model years affected: 1999, 2000
3 people reported this problem
1 person shared problem details
Bulb sockets corroded in both rear taillights causing issues with braking and tail lights when headlights turned on. When driving, lights indicate bright. When braking, lights dimmed. Just the opposite of what lights should indicate. replaced wiring harnesses on both sides. Problem solved.
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