
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
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 |