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1994 Chevrolet S10 Blazer 4.3L Poor Idle Quality, Hesitation, Surge
Posted to GM Driveability on 6/23/2010 11 Replies

I am testing this truck and have rulled out fuel pressure 55psi running, tried a know good injector, map sensor, tps. What i have is a lean condition just off idle. the truck will surge badly just as you bring the rpms up, corresopnding with this the egr and e...

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car Vehicle Data

1994 Chevrolet S10 Blazer

VIN 1GNDT13W6R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / cpfi
Emissionsfed
SymptomsPoor Idle Quality, Hesitation, Surge
OccursAlways
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet S10 Blazer

VIN 1GNDT13W6R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / cpfi
Emissionsfed
SymptomsPoor Idle Quality, Hesitation, Surge
OccursAlways