1990 Cadillac Seville running rich

1990 CADILLAC SEVILLE
226,000 MILES • V8 • 2WD • AUTOMATIC
Avatar
JKERRY
  • MEMBER
  • 1 POST
this 90 seville is running rich and stumbles when it starts and nearly stalls o2 right side shows no fluctuation or cross counts have checked fuel pressure. vac leaks, egr, fuel leak down, changed o2s, checked tp to no avail. also scan tool blinks to no data on occassion as well as all dash power. hope you have an idea

thanks Kerry
Jun 3, 2008 at 10:17 AM
Advertisement
Avatar
BUZZSAW
  • CERTIFIED EXPERT
  • 1,198 POSTS
[quote:47939c6258="JKerry"]Engine Performance problem
1990 Cadillac Seville V8 Two Wheel Drive Automatic 226000 miles
----------------------------------------------------------------
this 90 seville is running rich and stumbles when it starts and nearly stalls o2 right side shows no fluctuation or cross counts have checked fuel pressure. vac leaks, egr, fuel leak down, changed o2s, checked tp to no avail. also scan tool blinks to no data on occassion as well as all dash power. hope you have an idea

thanks Kerry[/quote:47939c6258],

any codes in system?
Jun 9, 2008 at 4:05 AM