Oil pressure problems

Asked by Sep 10, 2016 at 05:10 PM about the 2007 Chevrolet Silverado Classic 1500 LS Extended Cab LB 4WD

Question type: Maintenance & Repair

While driving my oil pressure on my 2007 Chevy Silverado
is 40. When I come to a stop sign it drops to 20. I have
heard twice the lifters clicking. Any suggestions?

2 Answers

27,075

first thing to do is service the oil and filter refill with 20-50w..report back here !

1 of 1 people found this helpful.
70,235

Fluctuations on the oil pressure gauge while driving is normal. However, 20 PSI at idle is a bit low especially if you're hearing lifter noise. As Kelly said, change the oil and oil filter. Refill with the manufacturer's recommended weight and type of oil. HTH. -Jim

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