Having problems with your 2008 GMC Sierra 2500HD 2WD ?
Have a 2007 2500 hd 2/wheel drive gmc at regular and idle speed head lights and intior lights flicker did not do this when new only have 13000 miles
Sold the truck
Repair Help & Product Troubleshooting for 2008 GMC Sierra 2500HD 2WD
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