ABS Light Due to Poor Electrical Ground Under the Battery Trayon Chevrolet Silverado 2500 HD

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.

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Average mileage : 137,400 (85,000–226,000)
7 Years Affected: 2001, 2002, 2003, 2004, 2005, 2006, 2007
14 people reported this problem
6 people shared problem details
Same problem. But can't find ground under battery tray. 6.6l duramax 72k miles.
3 people like thisFlag inappropiate
ABS and BRAKE light on, brake light is on and off sometimes but if you clear the codes they stay off till highway speeds then back on again. Still not fixed re did ground under driver side battery tray is next
2 people like thisFlag inappropiate
abs light flickers off and on
1 person likes thisFlag inappropiate
Replaced new front wheel hubs. Cant get a code because cig lighter don't work. Still have abs light on
1 person likes thisFlag inappropiate
ABS light on.. no apparent issues. sensors are good, all brakes and rotors brand new.
1 person likes thisFlag inappropiate
antilock brake systen light came on It is not fixed
1 person likes thisFlag inappropiate
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