× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2003 Pontiac Grand Prix GT 3.8L MIL Lamp on
Posted to GM Driveability on 3/7/2014 14 Replies

replaced gasket's for visible leak replaced intake because of crack and coolant leak now have high fuel trim's s/t pos.19-20, l/t at 26 when removed upper plenum found pcv hose looked odd memory has failed me should curled end be up in pcv area or should strai...

14 Replies Received (View Replies)

  Related Documents & Media  2003 Pontiac Grand Prix GT

 
Message Closed w/FIX

car Vehicle Data

2003 Pontiac Grand Prix GT

VIN 1G2WP52K23
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Idle
Misc.High Fuel Trims

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2003 Pontiac Grand Prix GT

VIN 1G2WP52K23
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Idle
Misc.High Fuel Trims

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)