2010 Buick LaCrosse CXL 3.0L MIL Lamp on
Vehicle came in for Cat efficiency codes, Scan tested and road tested . when throttle is snapped while graphing o2 sensors the spike in the pattern seems to occur at the same time on pre and after cat sensors. At a recent snap on course it was stated there sho...
Summary posted 4/24/2013
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Vehicle Data2010 Buick LaCrosse CXL
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2010 Buick LaCrosse CXL
VIN | 1G4GL5EG8A |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
P0430 | Catalyst Efficiency Below Threshold (Bank 2) |