Pontiac G6 low beam headlights repeatedly fail due to melted wiring harness and connector issues on Pontiac G6

Submitted by Cody26 · Sep 13, 2025
Published by RepairPal

Problem overview

Some Pontiac G6 owners report experiencing repeated failures of low beam headlights due to melted wiring harness and connector issues. These problems often manifest as low beams burning out every few months, resulting in the need to replace bulbs, bulb connectors, and even fuses and relays. The headlight bulb connectors in Pontiac G6 models have been identified as a common failure point, requiring replacement to effectively address the issue. Additionally, the melted wiring harness can lead to ongoing headlight failures, making thorough inspection and potential replacement of these components essential. It is crucial for owners to address these issues promptly to ensure the proper functioning of low beam headlights and maintain overall driving safety.

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