Truck Forums - 99 chevy jumping when accelerating

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jm7777

07-26-2007 05:53 PM

99 chevy jumping when accelerating

Anybody out there who can tell me whats going on i'd appreciate it.... I have an automatic99 2500 6.0 4x4 and lately it has been jumping really hard when i accelerate and also when i slow down. It feels like it's jumping fromone gear to the next. Please help

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