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2010 Buick LaCrosse CXS 3.6L Excessive Emissions, MIL Lamp on
vehicle came in for cel on, customer stated no drivability issues. retrieved listed codes, replaced air filter, and cleaned maf, no change. tested purge solenoid, found it not completely sealing, and replaced. checked high side fuel pressure on scanner, sh...
FIX posted 6/5/2023
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G4GE5EVXA |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / direct injection |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P2188 | Fuel Trim System Rich At Idle Speed (Bank 1) |
| P2190 | Idle Speed At Startup Too Low |
| U1407 | Implausible Maximum Engine Torque Request Signal Received |
Message Closed w/FIX
Vehicle Data
2010 Buick LaCrosse CXS
| VIN | 1G4GE5EVXA |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / direct injection |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P2188 | Fuel Trim System Rich At Idle Speed (Bank 1) |
| P2190 | Idle Speed At Startup Too Low |
| U1407 | Implausible Maximum Engine Torque Request Signal Received |
Video