Why is my Chevy Silverado 1500 burning so much oil?

Many Silverado 1500 drivers reported that they noticed abnormal noises coming from the engine or that the truck felt like it was bogged down. Much to their surprise, they would be 2-4 quarts of oil low when they took it in for regular oil changes. There would be no sign as to where the oil went, like an unusually smoky exhaust.

What causes a 5.3 liter engine to misfire?

Noise and misfire seem to be very commonplace for this 5.3-liter engine. These misfires happen as a result of various kinds of Active Fuel Management Lifter. Active fuel management which is a general feature in various engines, can provide some serious issues.

Why does my 5.3 liter Chevy engine use so much oil?

In fact, excessive oil consumption is so commonplace with the 5.3 Liter Chevy Engine- and it happens because of frictional loss- resulting in an increase in internal sludge the oil consumption. As most drivers know, oil consumption is related to fuel economy.

How much oil is in my Chevy Silverado?

What causes a cylinder 4 misfire on a Silverado Sierra?

Has anyone experienced a P0304 (cylinder 4 misfire) DTC on 5.3 with AFM that was NOT caused by a stuck value, collapsed lifter, bad lifter solenoid or flat spots on the #4 cam lobes? I have an obvious misfire at idle which makes the engine stumble about every two seconds and I notice a slight RPM fluctuation on the tach.

When did my Chevy Silverado start burning oil?

GM engines from the 2007-2011 model years, that run with the Active Fuel Management System are likely to experience the oil consumption problem. Chevroletproblems.com lists some other vehicles that could have the same issue.

Why does my GM 5.3 liter engine burn oil?

The TSBs indicate the problems are caused by PCV issues, piston rings and the active fuel management system. GM redesigned its 5.3-liter V8 engine after the 2014 model year, using redesigned piston rings and adding a shield to deflect oil away from the piston skirts.

Can a small block chevy engine use too much oil?

It’s worth checking if your engine uses oil. While small block Chevy was the engine in our case, we’ve seen this same problem with small block Fords as well. This will be true with any engine that has a common area between the lifter valley and the intake ports.

What causes blue smoke to come out of engine?

Blue smoke is normally the result of engine oil entering & burning inside the combustion chamber. This is most often caused by low compression, or worn piston rings. But what we see more often than not are issues related to worn injectors.

What should I do if my engine oil keeps blowing into the air filter?

Purchase an engine flush formula from your local parts store and follow the directions. In general you will pour the formula into the oil and run the engine for a period of time. Once the engine has been flushed drain the oil and fill it with fresh engine oil. Replace the filter and see if the problem persists.

Do you need smoke to know your car is burning oil?

You don’t need to see a big plume of smoke out the tailpipe for an engine to be burning oil.

What causes an engine to smoke on deceleration?

Even normal valve guide clearance can quickly elongate these seals allowing oil to leak past – especially on intake valves that see manifold vacuum. That’s why the engine will smoke on deceleration –the high manifold vacuum pulls the oil right past the guide seals.

What does it mean when oil comes out of exhaust?

Watch Out The Smoke Colors. The colors of the tailpipe smoke are good signs to detect the type of oil coming out of exhaust problem. Black smoke refers to unburnt fuel, which means that the engine fails to burn one or two combustion catalyst. Gray or bluish smoke means the leaking of engine oil into the internal combustion chamber.

Why does my Chevy Silverado 1500 run so fast?

It’s not 4×4 beginning to think trans is just about shot not sure how one can go so quick one day running fine next day bam lol 1 people found this helpful. Please don’t run your engine like that long. Sounds like the trans is toast. It could be stuck in 1st gear which could indicate a tps or vss problem 2 people found this helpful.

What should the fluid look like on a Chevy Silverado?

The fluid should be clean and have a pinkish-red color, as well as a sweet smell. When it becomes dark red it needs to be replaced. If it’s dark brown and smells burnt, this also signifies a serious mechanical problem with the transmission, as does any metal shavings seen floating in the fluid.

What causes a car to burn a quart of oil?

It alleged that affected vehicles with the 2.4-liter LEA Ecotec engine may burn a quart of oil for every 1,000 miles the vehicles are driven. It also claimed the engines may have faulty spark plugs, low oil pressure, damaged timing chains and might produce a knocking sound.

Is the GM 5.3L V8 engine eating up too much oil?

Now, to be fair: Not every GM 5.3L V8 has problems with AFM. Many consumers report a trouble-free ownership experience. Still, AFM problems exist. The AFM excessive oil consumption problem usually crops up on vehicles that go on long highway drives.

Can a high oil pressure cause an oil leak?

Another symptom of high oil pressure is oil leaks around the engine. High oil pressure can also cause high crankcase pressure which could cause your engine to start to leak oil through the gaskets. On some cars, the oil pressure light will flash on your dashboard if the pressure get’s too high!

What should the oil pressure be on a 1998 Chevy truck?

1998 Chevy Truck K 1500 Truck 4WD V8-5.7L VIN R Oil Pressure (Minimum at Normal Operating Temperature) 1000 42 kPa (6 psig) 2000 125 kPa (18 psig) 4000 166 kPa (24 psig)

Why is my Chevy Silverado blowing white smoke?

Here are some of the other symptoms of a blown head gasket in the Chevy Silverado: If your engine is running rough, and billowing out white smoke, it very well could be either a blown head gasket, or a cracked head. It’s important not to ignore a potential blown head gasket.

Is the oil leaking on my 94 k1500?

Only 108k miles on a 94 k1500 no oil leaks but is using oil like it’s going out the pan with no plug I know my way around this truck n I’ve replaced n checked damn near everything pcv vacumme lines gutted cat which was clogged next is compression test n plugs again …