What cars have Northstar engines?

The engine was introduced in mid-1992 in the 1993 Cadillac Allanté; in 1996 the Northstar became the standard engine on all Cadillacs except the Fleetwood, but is now phased out of all Cadillac models.

What year Northstar engines to avoid?

Cadillac DTS, Buic Lucerne and Cadillac STS were the last cars to use a Northstar engine, but generally it is felt that those models from 2002 onwards do not suffer as much with the head gasket issues that plague earlier models. If you have a model prior to this, however, the chances are your Cadillac could be at risk.

Is the Northstar V8 a bad engine?

Despite its 18-year running history, the Northstar engine is susceptible to a lot of problems. The design of the engine is the predominant cause for the majority of these issues. While some have been remedied over the years others are still common even on newer Northstar vehicles.

How do I know if I have a Northstar engine?

These are as follows: All Northstars that were installed into production cars had the last 8 digits of the vehicle VIN number stamped on the side of the engine block, usually along with the RPO code as well.

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How many miles does a Northstar engine 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.

Can you BulletProof a Northstar engine?

Our “BulletProof Kit” Contains the best parts to ensure your Northstar repair job is successful and durable. What’s included? 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.

Is the Northstar a good motor?

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.

Do Cadillac STS have a lot of problems?

STS owners have made 29 complaints over 7 model years. Using our PainRank™ system we’ve ranked it 12th in overall reliability out of 22 Cadillac models , with real electrical and engine concerns.

Do all Northstar engines leak oil?

When Does the Oil Start Leaking? We wish we could tell you that your Northstar engine will never leak, but our experience tells us otherwise. There’s no way to avoid this. It’s understood that every Cadillac Northstar 4.6 engine will start leaking oil at some point, regardless of the Cadillac model that you drive.

Can you supercharge a Northstar engine?

A new high output supercharged Northstar DOHC 4.4L V8 engine has been developed for new “V” series Cadillac performance models. … The design integrates the intake manifold and supercharger (SC) into a supercharger module (SCM) supplied with throttle body (TB) and intercoolers (IC).

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How much is a Northstar engine?

Northstar Performance – New / Remanufactured Northstar Engines. New Northstar Engines for your Cadillac / Aurora / Lucerne: We offer new/remanufactured Northstar engines for the price of $6,995 USD or $8,640 Canadian dollars (Price in effect as of Oct 26/2021).

Does Cadillac still make the Northstar engine?

The Northstar engine is a family of high-performance 90° V engines produced by General Motors between 1993 and 2011. … GM ceased production of the Northstar in 2011. The final cars to receive it, the Cadillac DTS, Buick Lucerne, and Cadillac STS, rolled off the line in 2011.

What year did Cadillacs stay away from?

Used Cars to Avoid Buying

Model Year(s) to Avoid
Buick Lucerne 2011
Cadillac CT6 2017
Cadillac XT4 2019
Cadillac XTS 2014

How many spark plugs does a Northstar V8 have?

On the V8 engine there will be eight spark plugs and on V6 engines there will be six.