Engine loud screeching sound

2001 MERCURY MARQUIS
110,000 MILES • V8 • 2WD • AUTOMATIC
Avatar
SHORTY3
  • MEMBER
  • 2 POSTS
Loud screeching sound but not all the time.
Jul 12, 2019 at 12:37 PM
Advertisement
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.
Avatar
SCGRANTURISMO
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 4,897 POSTS
Hello,

When does your vehicle make the screeching noise? Is it when you apply the brakes? Please get back to us and we can go from there.

Thanks,
Alex
2CarPros
Jul 12, 2019 at 2:12 PM
Avatar
SHORTY3
  • MEMBER
  • 2 POSTS
i had it fixed and it was the air intake valve. thank you
Jul 16, 2019 at 8:46 AM
Advertisement
Avatar
STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,130 POSTS
Nice work, we are here to help, please use 2CarPros anytime.
Jul 18, 2019 at 9:47 AM