Random misfire

2000 CHEVROLET ASTRO
180,000 MILES • 4.3L • V6 • RWD • AUTOMATIC
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SHELLY56
  • MEMBER
  • 1 POST
Had an occasional miss problem starting sometimes chanel plugs, wires, cap, button, coil, map sensor now it misses all the time with loss of power had it plugged up at oreillys said it had random misfures. Check engine light comes on and flashes.
Dec 27, 2015 at 10:43 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
have a pro look at this as this can be a basic problem or sensor or injector, tha tis the cheapest option for these codes . You can check fuel pressure with a gauge and look for a vacuum leak. autoparts rent gauge.
Dec 27, 2015 at 10:51 PM
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