1991 Chevy Silverado dead miss

1991 CHEVROLET SILVERADO
225,000 MILES • V8 • 2WD • AUTOMATIC
Avatar
RONNIECOLD
  • MEMBER
  • 1 POST
i havce a 91 chevy pickup 5.7 liter 350 and it has a dead miss and just wandering what the easy eay of fixin this is i replace all the little things sparkplug wires rotor button cap coil pack and just re done the push rods what else could it be
May 23, 2010 at 7:33 AM
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Engine running rough or misfiring can be cause by the following:

1.Defective spark plug.
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
7.Contaminated fuel.
8.EGR valve that is leaking.
9.Oxygen sensors.
10. Idle air control valve
11. Throttle position sensor
May 23, 2010 at 9:05 AM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle