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2013 Cadillac ATS 2.0L MIL Lamp on
Posted to GM Driveability on 2/19/2021 9 Replies

Vehicle was running bad, hesitated, put out black smoke. Checked out and had high fuel trims (40 LT and 18-20 for ST) Smoke tested with no signs of a leak, unhooked MAF sensor and readings zeroed out. Per tests we replaced the MAF sensor with an AC Delco a...

9 Replies Received (View Replies)

  Related Documents & Media  2013 Cadillac ATS

 
Message Closed w/Summary

car Vehicle Data

2013 Cadillac ATS

VIN 1G6AG5RX4D
Engine2.0 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/Summary

car Vehicle Data

2013 Cadillac ATS

VIN 1G6AG5RX4D
Engine2.0 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)