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International Automotive Technicians Network
2000 Chevrolet Express 1500 4.3L MIL Lamp on
Posted to GM Driveability on 8/30/2010 12 Replies

hello fellow technicians. truck came in for misfire. found 4 codes listed. also i dont understand why i have a a.i.r code, this truck has no a.i.r system. atleast no relay, fuse or pump. well anyways wires were arcing and plugs were .030 worn over gap. replace...

12 Replies Received (View Replies)

  Related Documents & Media  2000 Chevrolet Express 1500

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 1500

VIN 1GBFG15W6Y
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0410AIR System Oxygen Sensor Monitor
P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 1500

VIN 1GBFG15W6Y
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0410AIR System Oxygen Sensor Monitor
P0420Catalyst Efficiency Below Threshold (Bank 1)