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2011 Buick LaCrosse CXS 3.6L MIL Lamp on
Posted to GM Driveability on 2/27/2018 39 Replies

I have gone over everything with this for running rich at idle. I also went through it with identifix help line and came up with nothing. The fuel trims at idle are -30 lt & st for both banks. If you reset fuel trims they are back up in just minutes. The car r...

39 Replies Received (View Replies)

  Related Documents & Media  2011 Buick LaCrosse CXS

 
Message Closed w/FIX

car Vehicle Data

2011 Buick LaCrosse CXS

VIN 1G4GE5EDXB
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIdle

Trouble Codes

P2188Fuel Trim System Rich At Idle Speed (Bank 1)
P2190Idle Speed At Startup Too Low
Message Closed w/FIX

car Vehicle Data

2011 Buick LaCrosse CXS

VIN 1G4GE5EDXB
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIdle

Trouble Codes

P2188Fuel Trim System Rich At Idle Speed (Bank 1)
P2190Idle Speed At Startup Too Low