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1995 Chevrolet Blazer 4.3L Hesitation, Surge, MIL Lamp on, NO ACCELERATION
Posted to GM Driveability on 2/3/2007 26 Replies

car has been giving me problems lately. acceleration is fine but at about 60-70% throttle the rpms go up and the mph go down. its like the car wont accelerate at all. as you let up on gas it catches, and starts to acclerate. this morning i popped a code (po131...

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car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNDT13W8S
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp on, No Acceleration
OccursUnder Load

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
Message Closed

car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNDT13W8S
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp on, No Acceleration
OccursUnder Load

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage