2003 GMC Yukon Denali Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 GMC Yukon Denali
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2003 GMC Yukon Denali ProblemsFront/Rear Differential May Develop Noise Due to Worn Bearings
The front or rear differential may develop an abnormal noise due to worn bearings or another internal fault. Our technicians tell us that a complete overhaul of the affected differential is commonly necessary to correct this condition.
A clicking noise may be noted from the turn signal flasher after the turn signals are switched off. This is commonly cause by a faulty turn signal switch which will require replacement.
2003 GMC Yukon Denali QuestionsHow much $ should I expect to pay for a transfer case or differential issue? (1 answer)
After spending $650 on new front bearings, my truck now has either a transfer case issue or a differential bearing issue. I am a bit scared as to what this is going to cost me. Any input?