misfire

Discussion in 'Chevy Truck Talk & GM News' started by 97Silverado, Dec 30, 2011.

  1. 97Silverado

    97Silverado New Member

    i got a 97 silverado 5.7L and the other day the ECM B fuse blew and it cut the fuel pump off. i changed the fuse and it fixed it but now when im accelerating or cruising it misfires. if i put it to the floor all 8 kick in again. just rebuilt the motor a couple thousand miles ago
     
  2. ejohnson03

    ejohnson03 Epic Member 5+ Years 1000 Posts

    Did you happen to replce the fuel filter after the rebuild?
     
  3. 97Silverado

    97Silverado New Member

    no i didnt but why did it start doing that after i put a new ecm fuse in it?
     

Share This Page

Newest Gallery Photos