How much oil pressure should my Duramax have?
GM spec is 16psi at hot idle and 42psi at 1800rpm.
What to do if your Duramax oil pressure is low?
Duramax Oil Pressure The 2005 Duramax is notorious for bad wiring connection on the 2 large engine plugs on the driver side by the battery. Unplug them and clean them with electrical cleaner and plug unplug them a couple times. This is also the cure for low oil pressure problems.
Is the oil pressure on the Dodge LMM accurate?
The oil pressure gauge on the lmm is actually dead on accurate. The Dodge gauge is more like an idiot light. Itll be in the middle until you have no oil pressure then it’ll drop to zero. Think about it, its a pump that changes rpm with the engine, of course pressure will fluctuate. It does with all engines.
What should the oil pressure be at idle?
It’s as high as 80 when the truck is cold. It’s borderline ridiculous how much the oil pressure fluctuates. I have seen as high as 98 psi at idle on a cold idle and as low as 23 psi on a hot one. Click to expand… Exactly.Same here. Its perfectly normal. Most manufacturers make it so the gauge doesn’t move to inspire confidence.
Where is the oil pressure on a Dodge?
The Dodge gauge is more like an idiot light. Itll be in the middle until you have no oil pressure then it’ll drop to zero. Think about it, its a pump that changes rpm with the engine, of course pressure will fluctuate. It does with all engines. Its just a matter of how accurate the stock gauge is.
Duramax Oil Pressure The 2005 Duramax is notorious for bad wiring connection on the 2 large engine plugs on the driver side by the battery. Unplug them and clean them with electrical cleaner and plug unplug them a couple times. This is also the cure for low oil pressure problems.
It’s as high as 80 when the truck is cold. It’s borderline ridiculous how much the oil pressure fluctuates. I have seen as high as 98 psi at idle on a cold idle and as low as 23 psi on a hot one. Click to expand… Exactly.Same here. Its perfectly normal. Most manufacturers make it so the gauge doesn’t move to inspire confidence.
The oil pressure gauge on the lmm is actually dead on accurate. The Dodge gauge is more like an idiot light. Itll be in the middle until you have no oil pressure then it’ll drop to zero. Think about it, its a pump that changes rpm with the engine, of course pressure will fluctuate. It does with all engines.
The Dodge gauge is more like an idiot light. Itll be in the middle until you have no oil pressure then it’ll drop to zero. Think about it, its a pump that changes rpm with the engine, of course pressure will fluctuate. It does with all engines. Its just a matter of how accurate the stock gauge is.