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1999 Chevrolet Blazer 4.3L MIL Lamp on
Posted to GM Driveability on 12/5/2002 8 Replies

car came in with mil on..change the one sensor bank 2 sensor 1..upsold customer all sensors..code still came back as well as ransdom misfire..any common things with this?

8 Replies Received (View Replies)

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car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W7X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W7X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0300Multiple Misfire Detected