Search results

  1. C

    need help

    egr was check with vac pump and opens and closees on volvo has a vac trans ducer electonic part was replaced alwing vac to work
  2. C

    need help

    yes fail smog all parts of egr ok only (no) high
  3. C

    need help

    93 volvo 850 new cat ,new o2 sensor new plugs egr ok no codes (no) is high 1600 at 15 mph and 1400 at 25mph (hc) ok and (co's) ok also