 
				
	| 1997 Oldsmobile LSS 3.8L Misfire This vehicle came in the shop for Smog failure on nox at 15 and 25 mph, and code p0300 random misfire. I checked the EGR valve for nox found it was working fine , the O2 sensor is in fuel control, compression, is at 180 psi all 6 cylinder, We changed the Cat t... 
                        
                            FIX posted 8/26/2010
                               
                    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 9 Replies Received (View Replies)9 Replies Received (Hide Replies)
 | Message Closed w/FIX 
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| VIN | 1G3HY52K0V | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1997 Oldsmobile LSS
| VIN | 1G3HY52K0V | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire | 
Trouble Codes
| P0300 | Multiple Misfire Detected | 
 9 Replies Received
9 Replies Received
 9 Replies Received
          9 Replies Received
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