
1999 Chevrolet Express 2500 5.7L MIL Lamp on,
This vehicle came in with check engine light on, no drivability issues. Code po134 stored for Bank 1 Sensor 1 oxygen sensor no activity. Scan tool data revealed voltage stuck at 450mv. Replaced Sensor with Denso Aftermarket Sensor, cleared codes and scan tool ...
FIX posted 9/27/2011
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Message Closed w/FIX
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VIN | 1GBCG29R8X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On, |
Occurs | Always |
Misc. | Passenger Van |
Trouble Codes
P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Express 2500
VIN | 1GBCG29R8X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On, |
Occurs | Always |
Misc. | Passenger Van |
Trouble Codes
P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |