2002 Chevy Silverado possible oil contamination w/gas

2002 CHEVROLET SILVERADO
93,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
WYATES
  • MEMBER
  • 1 POST
when started cold lifters noisey oil pressure erratic , stabilizes after a few minutes, and lifters quiet down, after oil change everything normal. till 1500 to 2000 miles. truck performance not effected. hard to tell if oil is contaminated by site.....is this common problem for this truck.........leaking injectors after turning off truck........leaking intake manifold................like any troubleshooting help.
Feb 22, 2009 at 8:37 PM
Advertisement
Avatar
RHALL77
  • ✓ASE Certified Mechanic
  • 3,361 POSTS
  • ASE Certified Mechanic
use a fuel pressure gauge to see if it looses pressure while sitting witht the engine off. if it does, block the return line and see if it looses pressure again. if it does take a look at the injectors for possible bleeding down
Feb 23, 2009 at 10:12 AM
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 Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.