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 3:17 AM
Avatar
BUZZSAW
  • ✓Experienced Mechanic
  • 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 8, 2008 at 9:05 PM
🔧 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