1997 Pontiac Sunfire backfire

1997 PONTIAC SUNFIRE
100,000 MILES • 4 CYL • FWD • AUTOMATIC
Avatar
TONYEAST
  • MEMBER
  • 1 POST
At idle about every 15 seconds i hear a click under the hood an a small backfire happens. No check engine light and accelerates well and power in all bands, what should i look at.

thank-you
tony
Apr 5, 2009 at 3:12 PM
Advertisement
Avatar
DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Plug wires coils check for a spark from them to block
Apr 5, 2009 at 3:22 PM
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 Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.