1999 Pontiac Montana 3.4L Harsh Up Shift
Good day people. I have this 1999 Pont. Montana that will have a very, very harsh up shift intermittently. This condition will happen once or twis in every two weeks. This condition was there before the transmission was rebuild. When it happens it will keep sl...
FIX posted 6/26/2008
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Message Closed w/FIX
Vehicle Data1999 Pontiac Montana
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Message Closed w/FIX
Vehicle Data
1999 Pontiac Montana
VIN | 1GMDX03E4X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Affected | Harsh Up Shift |