× 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
1998 Chevrolet Express 2500 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 6/11/2001 2 Replies

I've got a brain teaser here. Vehicle comes in for a tune-up (pending sale in progress), simple enough right? Far from it! Sales department failed to mention that the MIL is on, see below, no big deal. Replaced spark plugs, replaced HO2S due to a fixed low vol...

2 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet Express 2500

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Express 2500

VIN 1GCFG25RXW
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Express 2500

VIN 1GCFG25RXW
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0300Multiple Misfire Detected