 
				
	| 1999 Pontiac Grand Prix GTP 3.8L Poor Idle Quality, Cuts out I really need help with this one. This is one of my loaner cars. 99 Grand Prix 3.8 Supercharged. The problem is that shortly after starting the car, its like all throttle control is lost. If you accelerate very slowly, it will get up to 35-40 mph but if you ac... 
                        
                            FIX posted 6/29/2010
                               
                    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 18 Replies Received (View Replies)18 Replies Received (Hide Replies)
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| VIN | 1G2WR5213X | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Cuts Out | 
| Occurs | Always | 
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             Vehicle Data
 Vehicle Data
                1999 Pontiac Grand Prix GTP
| VIN | 1G2WR5213X | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Cuts Out | 
| Occurs | Always | 
 18 Replies Received
18 Replies Received
 18 Replies Received
          18 Replies Received
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