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2000 Chevrolet Blazer LS 4.3L Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 8/3/2011 36 Replies

Good evening, we have a 2000 s10 blazer here this has a 4.3 spider web injection system. On cold starts the truck runs poorly, backfires has no exceleration until warmed fuel pressure is 65psi all the time, fuel trims at 3to-1 short turm and long term. O2 sens...

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  Related Documents & Media  2000 Chevrolet Blazer LS

 
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car Vehicle Data

2000 Chevrolet Blazer LS

VIN 1GNCT18W8Y
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursCold

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2000 Chevrolet Blazer LS

VIN 1GNCT18W8Y
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursCold

Trouble Codes

P0300Multiple Misfire Detected