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International Automotive Technicians Network
1985 Chevrolet S10 2.5L Excessive Emissions, Hesitation
Posted to GM Driveability on 10/17/2003 6 Replies

Net techs,

Help! This S10 is running rich. BLM and INT are at 130 each at idle, but at cruise speed the BLM is at 115 and the INT is at 75-85. Emission readings are high and it runs poorly. The O2 sensor is sweeping well even at these BLM and INT numbers on m...

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  Related Documents & Media  1985 Chevrolet S10

 
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car Vehicle Data

1985 Chevrolet S10

VIN 1GCCS14E3F
Engine2.5 L / 4 cyl / GAS
Trans4-speed Standard
DeliveryFI / TBI
SymptomsExcessive Emissions, Hesitation
OccursAlways
Message Closed w/FIX

car Vehicle Data

1985 Chevrolet S10

VIN 1GCCS14E3F
Engine2.5 L / 4 cyl / GAS
Trans4-speed Standard
DeliveryFI / TBI
SymptomsExcessive Emissions, Hesitation
OccursAlways