GMC Sierra Engine Revs Up

While Driving, Specifically Cruising, The Rpms Do Not Hold Steady. It Will Fluctuate A Couple Hundred Rpms. There Is An Occasional Shudder...

When I Accelerate The Rpm's Jumps Up Between Three And Four And Drops Back Down While I Am Only Driving Between Twenty Five To Thirty Mph....

On Cold Start Truck Rpm Is Good But Then Drops To The Point Thst It Stalls Worst In Cold Weather

Transmission Problem 2000 Gmc Sierra Four Wheel Drive Automatic 155,00 Miles I Just Had The Serpentine Belt And A New Tensioner Put On...

Sometimes When I Accelerate The Rpm On The Dash Wont Go Up It Kinda Stays On 1 And Seems Like It Isn't Getting The Fuel What Could Be The...

I Had Changed My Cluster And The New One I Put On Is Doing The Same Thing I Was Wondering If It Could Be A Fuse

Engine Performance Problem 1998 Gmc Sierra V8 Four Wheel Drive Automatic In Park, Everything Is Fine, In Drive When I Come To A...

Engine Performance Problem 1997 Gmc Sierra V8 Four Wheel Drive Automatic Had Problem Previously. Replaced Tps. This Time Replaced Tps...

The Truck Was Fine I Usually Ride My Motorcycle For Main Transportation Then One Day After Not Using My Truck For 2 Weeks I Started It Up....

My Gmc 1991 Truck I Have To Rave It Up To 3&4 Thouands Rpms Be For It Goes In To Revers