oil leak on back of intake

1997 GMC SAFARI
4.3L • 6 CYL • AWD • AUTOMATIC
Avatar
GYPSE
  • MEMBER
  • 1 POST
i just replaced the intake gaskets on my 4.3 and have oil leak on back of intake put sealer on it but still leaks
Apr 14, 2015 at 8:12 AM
Advertisement
Avatar
HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
check the oil pressure sending unit, may be leaking
Apr 14, 2015 at 12:47 PM