2006 GMC Yukon Denali Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2006 GMC Yukon Denali
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2006 GMC Yukon Denali ProblemsCheck Engine Light Due to Gas Cap Issue
A Loose or worn gas cap may cause Check Engine Light to illuminate.
The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault. The warranty has been extended on some of these units to 7 years or 70,000 miles.
2006 GMC Yukon Denali QuestionsI would like to put true dual exhaust and add some more rumble. Beside the look it gives, will it also increase horsepower? Could you provide an estimate and an opinion on this. Semper fi (1 answer)
Also exactly what needs to be replaced and added.
I have a 2006 GMC Yukon XL Denali
the light with the little person sitting in a seat with air bag in front of it. has been on since I purchased the car.