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WHAT CAN MAKE THE SERVICE 4WD LIGHT COME ON? IS THERE ANYTHING WE CAN CHECK TO SEE WHAT'S CAUSING THE MESSAGE?

hotrod2 in Semmes AL

Oct 7, 2010

1 Reply

Popular Answer

Forrest Son Oct 7, 2010

This is probably an "automatic 4X4" system. The most common failure is the encoder motor. It's not cheap.

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What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 2005 GMC Yukon XL 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 2005 GMC Yukon XL 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

1 Reply

Popular Answer

Forrest Son Oct 7, 2010

This is probably an "automatic 4X4" system. The most common failure is the encoder motor. It's not cheap.

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DIAGNOSTIC CODE

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What are the best GMC repair shops?

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