WHY IS THE LOW OIL PRESSURE ON AND WHY DOES THE ENGINE KNOCK SO MUCH?

2004 BUICK RENDEZVOUS
110,000 MILES
Avatar
EDDIEDEL
  • MEMBER
  • 3 POSTS
I HAVE JUST BOUGHT THE CAR AND IT HAS THE LOW OIL PRESSURE AND IT ALSO HAS A KNOCK ON THE ENGINE WHICH WORRIES ME NOT TO MENTION THE TEMPERATURE ALSO GOES UP TO THE 3RD LIKE BUT GOES BACK DOWN REAL QUICK.. CAN YOU HELP PLEASE MY NAME IS EDDIE
Sep 13, 2011 at 4:38 AM
Advertisement
Avatar
PROMECHANIC
  • CERTIFIED EXPERT
  • 536 POSTS
I would take this car back if you can. It sounds like the engine is worn out internally. This is why the oil pressure is low. The knocking noise is most likely because of the low oil pressure.
You need to make sure the coolant level is full.
Sep 13, 2011 at 4:42 AM