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2003 Chevrolet Astro 4.3L MIL Lamp on
Posted to GM Driveability on 6/22/2016 15 Replies

Hello. I have a deceptively simple problem that's giving me headaches. This Astro came in with a p0135 problem. First thing I did was check fuses, although all three of them are powered by the same one. That was ok, so I checked and the heater inside the senso...

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  Related Documents & Media  2003 Chevrolet Astro

 
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car Vehicle Data

2003 Chevrolet Astro

VIN 1GNEL19X83
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / csfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Message Closed

car Vehicle Data

2003 Chevrolet Astro

VIN 1GNEL19X83
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / csfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction