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1995 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire
Posted to GM Driveability on 1/25/2007 9 Replies

had new goodwrench motor about 40,000 miles ago. customer brought in with ses lite on, and bad misfire. we checked cap ,rotor and wires,(which customer had reused with new engine) and replaced them and the plugs , #2 plug was severly fuel fouled. the data stre...

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Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNCT18WXS
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire
OccursHot

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0300Multiple Misfire Detected
P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNCT18WXS
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire
OccursHot

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0300Multiple Misfire Detected
P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching