Low Oil Pressure 2004 Suburban
10

Asked by Scottie Mar 03, 2016 at 12:31 PM about the 2004 Chevrolet Suburban 1500 Z71 4WD

Question type: Maintenance & Repair

I need help!!! I replaced the oil sending unit twice! 1 from
auto zone and 1 from GMC. Still reading low, added Lucas
Oil stabilizer still reading low, did go up some with Lucas.
Runs great, just while sitting idle oil pressure low beeps.
When get over 1000 rpm beeping stops! What should I do?

3 Answers
10

Scottie answered 8 years ago

Yeah the oil pump is the next thing I will try we hooked the manual gauge up to it. It's reading low

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10

Emily answered 6 years ago

i would drain all the oil out and start fresh with 5w30 valvoline max life and a bausch oil filter no additives

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