1994 Chevrolet S10 Blazer 4.3L Excessive Emissions, Poor Idle Quality, Surge, BLACK SMOKE

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Posted to GM Driveability on 8/11/2006 52 Replies

HI ALL

History: Replace fuel pump (for long cold start) back in first part of July this year. 2 weeks later customer comes back with runs rough symptom, had a code for EGR and signs of EGR stuck open (rough running, black smoke, bad smell).Replaced EGR valve ...

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Vehicle Data

1994 Chevrolet S10 Blazer

VIN	13NUO12W1R
Engine	4.3 L / 6 cyl / GAS
Trans	4-speed Automatic (Electronic)
Delivery	FI / CPI
Emissions	US FED
Symptoms	Excessive Emissions, Poor Idle Quality, Surge, Black Smoke
Occurs	Always
Misc.	4 Door

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Vehicle Data

1994 Chevrolet S10 Blazer

VIN	13NUO12W1R
Engine	4.3 L / 6 cyl / GAS
Trans	4-speed Automatic (Electronic)
Delivery	FI / CPI
Emissions	US FED
Symptoms	Excessive Emissions, Poor Idle Quality, Surge, Black Smoke
Occurs	Always
Misc.	4 Door

52 Replies Received (View Replies)

52 Replies Received (Hide Replies)

Related Documents & Media 1994 Chevrolet S10 Blazer

Related Documents & Media 1994 Chevrolet S10 Blazer

Vehicle Data

1994 Chevrolet S10 Blazer

Vehicle Data

1994 Chevrolet S10 Blazer