 
				
	| 1996 Chevrolet C1500 5.0L Poor Idle Quality, Misfire, MIL Lamp on after replacing lower intake manifold gaskets to repair coolant leak, engine runs rough. Distributor is timed correctly, cam retard is 0 degrees a idle, 27 degrees at 2000 rpms, truck runs like it has 2 plug wires crossed but all are correct. it's almost like ... 
                        
                            FIX posted 3/8/2010
                               
                    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 39 Replies Received (View Replies)39 Replies Received (Hide Replies)
 | Message Closed w/FIX 
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| VIN | [No VIN Available] | 
| Engine | 5.0 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / fuel pressure good | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On | 
| Occurs | Cold, Hot, Idle | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
| P1345 | Mass Airflow Sensor Loose Contact With Low Frequency | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1996 Chevrolet C1500
| VIN | [No VIN Available] | 
| Engine | 5.0 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / fuel pressure good | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On | 
| Occurs | Cold, Hot, Idle | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
| P1345 | Mass Airflow Sensor Loose Contact With Low Frequency | 
 39 Replies Received
39 Replies Received
 39 Replies Received
          39 Replies Received
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