A poor electrical ground under the battery tray may cause the ABS warning light to illuminate. Our technicians tell us that cleaning and properly securing this ground and also the main ABS ground on the frame rail below the drivers door may be necessary.
2008 GMC Sierra Denali Problem Reports
Most Reported 2008 GMC Sierra Denali Problem Reports
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A Loose or worn gas cap may cause Check Engine Light to illuminate.
The keyless entry system may stop working. Our technicians tell us the key fobs and keyless entry receiver may need to be replaced to correct this fault.