2001 GMC SIERRA . ABS LIGHT STAYS ON
Wheel speed sensors misadjusted, damaged , or metal shavings and other debree, since they are magnetic can give false readings from one of the wheel circuits. Over sized tires can give of false speed readings as well. there are many other causes including bad relay, control module, e.t.c. It is best to have the proper scan tool to diagnose an ABS problem
My abs light stays on in my 2001 1500 truck
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warning light
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