has new rotor and distributor installed, runs rough at 45 mph
Jan 16, 2011 at 10:24 AM
JACOBANDNICKOLAS
✓Experienced Mechanic
110,246 POSTS
If the check engine light is on, have the computer scanned for trouble codes. Also, check the basics. Check for vacuum leaks, fuel pressure, check plug wires and plugs, and if a new distributor cap wasn't installed, check it for corrosion and cracks.