 
				
	| 1996 GMC Jimmy 4.3L Misfire, MIL Lamp on We inherited this from another local shop... It seems to misfire mostly at idle raising the rpm to 2500 to 3000. Fuel pressure is within spec and doesnt drop off when the car is shut off. I haven't done an injector balance test yet. The misfire jumps to almost... 
                        
                            Summary posted 3/30/2010
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 23 Replies Received (View Replies)23 Replies Received (Hide Replies)
 | Message Closed w/Summary 
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| VIN | 1GKCS13W6T | 
| Engine | 4.3 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, MIL Lamp On | 
| Occurs | Hot, Under Load | 
| Misc. | Po 300 | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                1996 GMC Jimmy
| VIN | 1GKCS13W6T | 
| Engine | 4.3 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire, MIL Lamp On | 
| Occurs | Hot, Under Load | 
| Misc. | Po 300 | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
 23 Replies Received
23 Replies Received
 23 Replies Received
          23 Replies Received
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