NEED TO CHECK/REPLACE OIL PUMP CAN IT BE DONE WITHOUT REMOVING ENGINE JUST NEED ACCESS TO OIL PUMP

2002 GMC SONOMA
100 MILES
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STEELY JAYNES
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  • 1 POST
TRUCK HAS LOW OIL PRESSURE.6 MONTHS AGO OVERHEATED BLEW RADIATOR AND HEAD GASKET DUE TO BAD CLUTCH FAN.REPLACED CLUTCH/RADIATOR, MACHINE SHOP RECONDITIONED HEAD. NEW WATERPUMP,HEADGASKETS RAN FINE,GOOD OIL PRESSURE ACCORDING TO OIL INDICATOR IN TRUCK.NOW INDICATOR SAYS VERY LOW OIL PRESSURE LIFTERS/VALVES RATTLING.FRIENDS TRUCK GOING TO CHECK OUT TOMORROW.SOUNDS LIKE OIL PUMP FAILURE OR COULD BE WORN BEARINGS NEED TO LOOK WITHOUT PULLING MOTOR ANY SUGGESTIONS WOULD BE GREATLY APRECIATED.THANKS STEELY JAYNES
Mar 20, 2012 at 9:20 PM
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RASMATAZ
  • ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Check the actual oil pressure with a mechanical gauge-could be oil pump or engine bearings-clogged oil galleries

You have to remove the engine to get there on a 2WD
Mar 20, 2012 at 10:07 PM
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