As long as you maintain the engine, particularly the cooling system, the Northstar is very reliable for hundreds of thousands of miles. Personally, I had 110,000 on a 1995 Cadillac Eldorado Touring Coupe and it still drove like brand new.
Subsequently, How much is a 1997 Cadillac DeVille worth?
The value of a used 1997 Cadillac DeVille ranges from $242 to $1,705, based on vehicle condition, mileage, and options.
then, Why are Northstar engines so bad?
The failures of the head gasket in the Northstar engines caused the engines to run very hot and overheat while driving, which in turn, made the problem worse and get worse faster than it normally would have.
Thereof Why do Northstar engines overheat? A faulty thermostat might not open, meaning coolant won’t flow. This in turn will cause the engine to overheat. … The radiator hose should be hot, which indicates your thermostat is fine. If the radiator hose is not hot, the thermostat might need to be replaced.
How long do Northstar engines last?
The Northstar engine is a long-lasting and reliable engine. A properly maintained one can easily last up to 100,000 miles before you need another tuneup related to oil leakage or blown head gaskets. Many people have even seen these engines exceed 200K without any major problems.
16 Related Questions Answers Found
How much did a Cadillac cost in 1997?
1997 Cadillac DeVille Retail Prices
| Trim | MSRP | Invoice |
|---|---|---|
| Concours Sedan FWD | $42,660 | $38,425 |
| Sedan FWD | $37,660 | $33,850 |
| d’Elegance Sedan FWD | $40,660 | $36,595 |
What is a 1997 Cadillac Eldorado worth?
The value of a used 1997 Cadillac Eldorado ranges from $369 to $3,107, based on vehicle condition, mileage, and options.
What Cadillacs have Northstar engines?
The Northstar V8 engine family is General Motor’s top-of-the-line luxury power plant. Introduced in 1993 in the Cadillac Allante, Eldorado and Seville STS, the 4.6L 32-valve dual overhead cam all-aluminum V8 engine was a quantum leap forward for U.S. automakers.
What causes Northstar head gasket failure?
There are three ways the head gaskets can fail on a Northstar. 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. 3- coolant gets in your oil or vice-versa.
Can you BulletProof a Northstar engine?
“BulletProof” Your Northstar!
With this kit you’re studding both critical areas of the aluminum engine block and you’re also adding the best head gaskets available on the market. … Most Northstars need to have both replaced when they’ve been opened up for head gasket replacement.
Can a Northstar engine be rebuilt?
Northstar Performance – Cadillac Head Studs, Cadillac Head Gasket Repair, Northstar Engine Repair. and, yes – complete overhaul is laborious, with many special tools and procedures required. It takes days of work. You do NOT cut the heads or deck.
What year did Cadillac fix the Northstar head gasket problem?
Some reports say by the 2000 Deville (new body style,) most of the head gasket issues had been fixed. Other places say 2002 the majority was fixed. Yet others say not until 2004 did the majority of the head gasket issues get “solved.”
How much is a Northstar engine?
We offer new/remanufactured Northstar engines for the price of $4,995 USD or $6,700 Canadian dollars (Price in effect as of Dec 1/2019). Delivery anywhere in Canada/USA is usually around $350.00 USD or $470 CDN.
How long is a 1997 Cadillac DeVille?
Used 1997 Cadillac DeVille Specs & Features
| Dimensions | |
|---|---|
| Ground clearance | 5.9 in. |
| Height | 56.4 in. |
| Length | 209.7 in. |
| Maximum towing capacity | 1000 lbs. |
What kind of oil does a 1997 Cadillac DeVille take?
Engine Oil
SAE 10W-30 is preferred. Capacity: 7.5 quarts (with filter)After refill check oil level.
Where is the thermostat on a 1999 Cadillac DeVille?
On the engine beneath the air intake duct. Follow the upper radiator hose to where it connects to the engine, and you will find it behind the thermostat housing.
How much is a 1994 Cadillac Eldorado worth?
How much is a 1994 Cadillac Eldorado worth? The value of a used 1994 Cadillac Eldorado ranges from $223 to $2,389, based on vehicle condition, mileage, and options.
How much does a 1997 Cadillac Eldorado weight?
Used 1997 Cadillac Eldorado Specs & Features
| Dimensions | |
|---|---|
| Cargo capacity, all seats in place | 15.3 cu.ft. |
| Curb weight | 3821 lbs. |
| Ground clearance | 5.4 in. |
| Height | 53.6 in. |
How long do Cadillac Northstar engines last?
The Northstar engine is a long-lasting and reliable engine. A properly maintained one can easily last up to 100,000 miles before you need another tuneup related to oil leakage or blown head gaskets. Many people have even seen these engines exceed 200K without any major problems.
Is it worth to fix a blown head gasket?
Is it Worth Repairing a Blown Head Gasket? In a word, yes. You cannot ignore a blown head gasket and expect to keep your car running in good condition. … At that point, depending on the age and condition of the rest of your vehicle, this may make your car a total loss that’s no longer worth fixing.
What year Cadillac has head gasket problems?
The popular 2000 and 2002 Cadillac DeVilles are prime casualties, with the engine tending to overheat due to a leaking head gasket.
How do I know if my Headgasket is cracked or blown?
Bad head gasket symptoms
- White smoke coming from the tailpipe.
- BUBBLING IN THE RADIATOR AND COOLANT RESERVOIR.
- unexplained coolant loss with no leaks.
- Milky white coloration in the oil.
- Engine overheating.
Are Northstar engines hard to work on?
The Northstar is a perfect example of an engine that was slightly over-engineered for its own good. It’s finicky, high-maintenance and expensive to repair if anything breaks.
How much HP can a Northstar engine handle?
The 4.6L motor is reasonably powerful right out of the box, delivering between 275 and 300hp in stock trim for front-wheel drive applications and between 320 (naturally-aspirated) and 469 (supercharged) when found in rear-wheel drive vehicles.
How much horsepower can you get out of a Northstar V8?
Most Northstar engines produce 275 to 300 hp (205 to 224 kW), with power reaching as high as 469 hp (350 kW) in the supercharged LC3.
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