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1996 Chevrolet S10 LS 2.2L Poor Idle Quality
Posted to GM Driveability on 6/19/2004 10 Replies

mil 0172 does come on,followed repair flow charts from alldata with no luck. fuel trim index is -51.8, load 48% components tested: o2, map sensor, iac, injectors, plugs, [...] leak check also comes out fine. whenever cyl 4 is grounded out, the idle [...] truck...

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  Related Documents & Media  1996 Chevrolet S10 LS

 
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet S10 LS

VIN 1GCCS194XT
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways, Idle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet S10 LS

VIN 1GCCS194XT
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways, Idle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)