 
				
	| 1999 GMC K3500 Sierra SL 7.4L 2nd Gear truck will start off in first and shift fine for about 5 min then it looses controll of the epc solnoid it drops off to 0 percent and 0 amps on my scanner . it then starts shifting hard and neuturals out in 2nd causing it to down shift into 1st again . if you ... 
                        
                            Summary posted 12/22/2011
                               
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 | Message Closed w/Summary 
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| VIN | 1GDJK34J8X | 
| Engine | 7.4 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | 2nd Gear | 
| Conditions | Down Shifts to First | 
| Misc. | Flat Bed | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                1999 GMC K3500 Sierra SL
| VIN | 1GDJK34J8X | 
| Engine | 7.4 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | 2nd Gear | 
| Conditions | Down Shifts to First | 
| Misc. | Flat Bed | 
 7 Replies Received
7 Replies Received
 7 Replies Received
          7 Replies Received
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