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.
ABS Light Due to Poor Electrical Ground Under the Battery Tray on GMC Yukon
Average mileage: 196,666 (160,000–250,000)
13 people reported this problem
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Cluster gos crazy when I hit bumps
been on for 2yrs