ABS traction

2003 CHEVROLET MONTE CARLO
150,000 MILES • 3.8L • 6 CYL • FWD • AUTOMATIC
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BOBVT128
  • MEMBER
  • 2 POSTS
Code U 1040 has appeared on test and the abs and traction lights come on all the time
Jan 5, 2016 at 9:53 AM
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HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
clean battery terminal ends and get battery checked for condition including load test. most places do for free. then check grounds on the abs unit make sure it is clean and no corrosion. Then have a pro look at this because you have lost contact with one or two modules on the car.
Jan 5, 2016 at 12:11 PM
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BOBVT128
  • MEMBER
  • 2 POSTS
ok than you will star with battery
Jan 5, 2016 at 3:05 PM
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