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2004 Chevrolet Express 3500 6.0L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 8/4/2009 5 Replies

when this truck was brought to us 3 months ago mil light on with a p0157 low b2s2 activity and oe plugs at 85000, we thought it to be a no brainer ,full tune up and 4 new 02 [...] ahead 2 months and we r chasing multiple o2 and lean exhaust [...] aftermarket o...

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  Related Documents & Media  2004 Chevrolet Express 3500

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Express 3500

VIN 1GBHG31V64
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIntermittently

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0154Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Express 3500

VIN 1GBHG31V64
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIntermittently

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0154Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected