Is there coolant leak in Chevy Suburban 5.3?

If you pressurize the cooling system with the valve covers off, you may even be able to see it leaking. Sorry for the bad news:- ( 2001 Chevy Suburban with 5.3 with close to 100,000 miles that is loosing coolant and can not find leak.

Why does my car air vent blow cold on one side?

This situation can be caused by a bad blend door (also called air mix) actuator, a broken or binding blend/air mix door, broken linkage to the blend/air mix door, or a faulty HVAC control head or wiring harness. Car makers used to rely on cables to change the position of the blend door to regulate the amount of heat.

Why is the air coming through my a / C vents bad?

Another potential cause here is that your cabin filter (s) needs to be changed. The cabin filter does the same job as the air filter under the hood, but it’s responsible for filtering the air that makes its way into the cabin. Over time, the filter becomes clogged with dirt, dust, and pollen.

Where does the oil leak go in a Chevy Suburban?

There is no water in the oil. Well if it is leaving, it is either leaking on the ground, or into the passenger compartment (as in a heater core leak), or into the engine oil, or into the intake manifold. Into the intake manifold would then be spit out the exhaust and typically you notice it with white smoke (moisture) after the car has warmed up.

What causes brake fluid to go down in a Chevy?

Even with proper maintenance, you may find yourself with an unexpected brake problem — here are some of the most common examples. Low Brake Fluid: Your Chevy may develop a leak in the system that will result in the fluid level going down.

How can I tell if my brake fluid is leaking?

Brake failure is common if the fluid leaks out of the system. If you determine that you have a leak, check the calipers, hoses, lines, master cylinder and wheel cylinders for the leak. Replace the defective part. Low Brake Pedal: This can occur if the rear drum brake shoe adjusters happen to be rusted or sticking.

How often should I burn oil on my 07 suburban?

Many 07 Suburbans burn a lot of oil – GM will try to tell you that a quart every 1500 – 2000 is normal – which is just ridiculous. If you burn a quart every 1000 as mine did they will repair it (if you are under 100,000 miles). It’s a big repair, major engine rebuild.

How often does a GM Truck burn oil?

Burning 2 qts of oil every 3000 miles…..no leaks…no smoke from the exhaust. Lots of reports of this posted by lots of owners. Obviously a big problem the GM.

What causes coolant to leak into the engine?

A garage that handles radiators and a/c can easily troubleshoot your coolant problem. Could be a leaky hose connector, leaking water pump, radiator leaking, heater core leaking (a 2nd if you have the rear heater), leaky overflow tank, one of many hoses leaking, or a leaky head gasket where the coolant is leaking into the engine.

What to do if your transmission coolant line leaks?

The trans cooler is on the opposite site. Slide the plastic ring back towards the cab of the truck. Loosen the transmission coolant line nut. Remove the small metal clip. Slide the nut off the line. Inside you’ll see a small o-ring remove o-ring replace with a new o-ring.

What happens if you lose antifreeze with no apparent leak?

Losing Antifreeze With No Apparent Leak. Whenever a vehicle loses antifreeze, also known as coolant, the usual expectation leads the owner to check for evidence of leaks at all the coolant connections and components. Obvious coolant leaks can usually be found in the form of puddles left on the pavement.

What causes coolant to leak on GM Vortec Spider?

One of the most common problems on the GM Vortec ‘Spider’ 4.3L, 5.0L, and 5.7L engines is coolant leaking from the intake manifold gaskets.

Why does my GM engine keep losing coolant?

Worse, allowing the problem to go on often results in a new engine. Often General Motors vehicles, with the 5.3L and 4.8L engines have come to us because they continue to lose coolant. Normally the owner has tried in vain to find the leak and sometimes, multiple auto repair shops have been unable to find a source.

Can a low coolant reservoir cause a leak?

The only symptom most folks notice is a low coolant reservoir. This can be very misleading and simply adding coolant will only allow the condition to progress. A much worse practice is adding water to the system. Water dilutes the corrosion protection of the coolant. City water may also contain chlorine, fluorides and several minerals.

Are there transmission problems in a 2004 Chevy Silverado?

These trucks are getting older, and it is hitting the point that your 2004 Silverado may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems. The 2004 Silverado was a carryover from the 2003 model year. It is necessary to determine what kind of transmission is in the truck.

What happens if your Chevy transmission is out of fluid?

Low transmission fluid causes most Chevy transmission problems, including harsh shifting, delayed shifting, and no shifting if there is a total loss of transmission fluid. If your Chevy transmission is low or out of fluid, avoid running or driving until the transmission fluid level is corrected to avoid unnecessary transmission damage.

Where is the cooling inlet on a Chevy 4L60 automatic transmission?

The automatic transmission usually has its cooling inlet on the right side with a square oil reservoir. The key distinction of the 4L60E automatic transmission (1997-2006) from the early 4L60E (1992-1997) or 4L60 (1990-1992) or 700R4 (1982- 1989) is the “six hex bolts” of the rear output or rear cover.

Why is my Chevy Silverado not moving in any gear?

Not Moving in any Gear – If your 2004 Silverado Transmission has a problem moving in any gear, it is likely caused by a lack of transmission fluid. No matter how silly that sounds, and how convinced you are that it is not the problem, go ahead and check it anyway.

Is there coolant leak in Chevy Suburban 5.3?