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1992 Chevrolet S10 Blazer 4.3L Poor Idle Quality, Hesitation, Surge
Posted to GM Driveability on 3/27/2000

I have a s10 thats driving me [...] idles smooth in open loop,but when goes into closed loop,the ilding gets real rough vibrating the [...] of internal vacum leak,but not real [...] pressure okay,no [...] plugs,cap,rotor,wires,fuel filter,the whole 9 [......

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car Vehicle Data

1992 Chevrolet S10 Blazer

VIN [No VIN Available]
Engine4.3 L / 6 cyl
Emissionsus
SymptomsPoor Idle Quality, Hesitation, Surge
OccursHot, Idle, After a Hot Soak
Misc.4.3Vortec
Message Closed w/FIX

car Vehicle Data

1992 Chevrolet S10 Blazer

VIN [No VIN Available]
Engine4.3 L / 6 cyl
Emissionsus
SymptomsPoor Idle Quality, Hesitation, Surge
OccursHot, Idle, After a Hot Soak
Misc.4.3Vortec