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2003 Chevrolet Monte Carlo SS 3.8L MIL Lamp on
Posted to GM Driveability on 2/13/2019 20 Replies

Hi guys I have a 2003 Chevy with the code P0172 Fuel system too rich. The customer already replaced the upstream 02, MAF, purge valve and the spark plugs. I found the PCV clogged so I replaced that and performed a fuel induction service with no change. LTF...

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  Related Documents & Media  2003 Chevrolet Monte Carlo SS

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Monte Carlo SS

VIN 2G1WX15K03
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Monte Carlo SS

VIN 2G1WX15K03
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)