1989 Jeep Wrangler Oil Pressure

1989 JEEP WRANGLER
115,000 MILES • 6 CYL • 4WD • MANUAL
Avatar
EJ1210
  • MEMBER
  • 1 POST
My oil pressure continues to run high and cause top end blow by when driving. I have already replaced the oil pump. What causes this type of issue? I have been told that a valve job maye
be needed.
Jun 28, 2008 at 6:49 AM
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Could be the oil pump pressure relief valve not opening.
Jun 28, 2008 at 8:14 AM
🔧 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