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2011 Buick LaCrosse CXL 2.4L MIL Lamp on
Posted to GM Driveability on 4/25/2020 11 Replies

cust. says light has been on for about a year but runs fine, is going to sell car and would like the light to stay out. The vent sol. 10amp fuse is good open and close sol. with scan tool but no click at sol. that's when I found low voltage, one wire had 0...

11 Replies Received (View Replies)

  Related Documents & Media  2011 Buick LaCrosse CXL

 
Message Closed w/FIX

car Vehicle Data

2011 Buick LaCrosse CXL

VIN 1G4GC5GC9B
Engine2.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
Misc.P0449

Trouble Codes

P0449PCM Internal Fault
Message Closed w/FIX

car Vehicle Data

2011 Buick LaCrosse CXL

VIN 1G4GC5GC9B
Engine2.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
Misc.P0449

Trouble Codes

P0449PCM Internal Fault