1993 GMC Jimmy SLE 4.3L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy

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Posted to GM Driveability on 11/22/2006 8 Replies

To all technician,

We have a 93 GMC Tyhoon that is running very rich under all different load. Fuel pressure and all major input sensors are at normal value. Integrator value is at 80. Ignition timing is at specification while idle vacuum is capable of reachi...

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Vehicle Data

1993 GMC Jimmy SLE

VIN	1GDCT18Z0P
Engine	4.3 L / 6 cyl / GAS
Trans	4-speed Automatic
Delivery	FI / Port fuel injection,batch fire
Emissions	OBD I, CA
Symptoms	Excessive Emissions, Poor Idle Quality, Cuts Out, Stall, Poor Fuel Economy
Occurs	Always

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Vehicle Data

1993 GMC Jimmy SLE

VIN	1GDCT18Z0P
Engine	4.3 L / 6 cyl / GAS
Trans	4-speed Automatic
Delivery	FI / Port fuel injection,batch fire
Emissions	OBD I, CA
Symptoms	Excessive Emissions, Poor Idle Quality, Cuts Out, Stall, Poor Fuel Economy
Occurs	Always

8 Replies Received (View Replies)

8 Replies Received (Hide Replies)

Related Documents & Media 1993 GMC Jimmy SLE

Related Documents & Media 1993 GMC Jimmy SLE

Vehicle Data

1993 GMC Jimmy SLE

Vehicle Data

1993 GMC Jimmy SLE