Cadillac Northstar Engine Head Gasket Problems

For example if you own a Cadillac STS engine Deville 97 with a 32 valve 46L Northstar Engine with a blown engine chances are good that by simply doing a pressure test and a spark plug test you will discover that the head gasket has blown. For the ones that will the starting price is 2400 up to 4500.

Is Fixing A Blown Head Gasket Worth It Bluedevil Products

Common problems with the Northstar Engine usually relate to dealing with stripped head bolts.

Cadillac northstar engine head gasket problems. The cost to replace the Fuel Pressure Regulator is 4262 for parts and 3900 for labor. To mechanically repair the head bolt problem requires a complete teardown. Drilling out the head bolt threads installing new sleeves replacing the head bolts.

Does 2005 northstar engine have problems like earlier years oil leak coolent head gaskets. Unfortunately Northstar engine head gasket failures are not limited to the 96-99 model years. 3- coolant gets in your oil or vice-versa.

Mostly heard about oil leaks coolent leaking into cilinders is. Especially after any kind of overheating event. The cost to repair the Crankshaft Position Sensors is 5531 for each sensor there are two sensors and 9750 for labor to replace both sensors.

A problem with the Crankshaft Position Sensors can cause the vehicle to not start. I wanted a Cadillac Dealer with the best engine techs to do the work and wanted the best head stud kit installed SureGrip to fix forever the head gasket inherent problem in the Northstar 46L engine. While most people think the issue with the Northstar motor is the head gaskets that is only the symptom.

In addition to the aforementioned problems Northstars of all years have a nasty habit of blowing head gaskets. My research took me to the SureGrip Head Stud Kit fix as I insisted on a stud fix not the failed design of a bolt down head bolt into aluminum block system that came with the Northstar 46L engine. Is the Northstar engine a good engine.

Drilling out the head bolt threads installing new sleeves replacing the head bolts. 1- exhaust gases blow into the cooling system under load such as when you climb a hill or pass someone. 2-coolant gets into the cylinders and you leave a trail of white smoke behind you.

Finally the shop said it was head gasket. Those years are the worst but form my experience just about all Northstar engines are susceptible to head gaskets failures most commonly after the engine has been overheated due to some other cooling system failure. The original L37 features and performance produced 290 horsepower with the engine topping out at around 300 horsepower.

Some repair shops refuse to replace a Northstar head gasket. One of the big selling points of the Northstar was its resistance to overheating and it certainly has that. The usual symptoms of head gasket failure such as the radiator constantly needing to be topped up with water or plumes of smoke coming from the exhaust are not always apparent.

Some repair shops refuse to replace a Northstar head gasket. What causes Northstar head gasket failure. Here are the most common signs of head gasket failure on a Northstar.

The problem occurred when the engine ran hot for too long of a time and the head bolts would pull out of the aluminum block resulting in a leak of coolant and a loss of coolant moving into the combustion chamber. I was also a Mechanic for 30 years Goodwrench certified. Instead check your dashboards coolant indicator.

The popular 2000 and 2002 Cadillac DeVilles are prime casualties with the engine tending to overheat due to a leaking head gasket. Head gasket leaks can be difficult to identify in the Northstar engine. I am looking at a 1997 cadillac eldorado with 69000 miles.

Ive heard from several owners of this make and model that they all experienced the same thing with their 99 Northstars. Many Northstar engines have reportedly experienced head gasket failure which can be quite an important and expensive repair. There are three ways the head gaskets can fail on a Northstar.

- Overheating - High pressure build-up in the coolant surge fill tank that remains when the engine cools off - White smoke from the exhaust condensationwater vapor is completely normal for any car - Coolant smell from the exhaust. Which has proven to be the case with my scenario. How to spot a head gasket leak in a Cadillac Northstar.

Did all of that today and within 5 minutes temp was still back at 250. They said if these engines ever over heat just once theyre done. Have a head gasket problem.

Does this year with the Northstar engine have problems with head gaskets and could you please tell me the years for the eldorado northstar. Some common Northstar engine problems include head gasket failures excessive oil consumption knocking or pinging oil leaks and no oil pressure. Before you buy ANY Cadillac with the VIN Y or 9 Northstar V8 this is a NECESSARY and cheap test that doesnt require any modifications to the car to perfor.

Many suggest just replace the engine Replacing the engine is in the 5000 to 7000 range. For the ones that will the starting price is 2400 up to 4500. Although most of these issues are easy to resolve Northstar engines are very expensive to repair and preventative maintenance is critical.

I have owned probably 15 Cadillacs in my life 5-6 with the Northstar motor. What year Cadillac has head gasket problems.

Is It Worth Fixing A Head Gasket American Engine Installations