The upper dash may crack, most commonly on vehicles in warm climates and exposed to a lot of sunlight. The common repair is to replace the upper instrument trim panel. Information on a technical service bulletin or extended warranty is not available at this time.
Resources for the Repair and Maintenance of your 2008 GMC Yukon Denali
2008 GMC Yukon Denali
2008 GMC Yukon Denali Problems
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.
A Loose or worn gas cap may cause Check Engine Light to illuminate.
Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.
2008 GMC Yukon Denali Questions and Answers
The automatic door locks keep failing. I have had all four actuators on each door replaced several times. What is the problem??? Is there a recall?
Do you have instructions on 'how to replace the headlight bulb'?
How do I get tire out from under truck? Where is repair equipment?
Has anyone else reported problems with the outside door handles breaking? I just paid more than $300 to have 2 passenger side door handles repaired because the screws broke!