Why did Cadillac come out with the Northstar engine?

Cadillac began producing new models to use the Northstar engine that he hoped would be direct competition against the luxury cars from BMW, Mercedes, and Lexus. With the production of the Northstar engine, with the consumers wondering if the Northstar engine was good or bad, the numbers did the talking.

Why did my Northstar engine overheat while driving?

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.

What kind of engine does a Cadillac DeVille have?

The 275 horsepower Northstar engine was used on all Cadillacs, while the Deville Concours and the Sevilles were fitted with the higher horsepower 300 hp version.

What was the compression ratio of the Northstar engine?

The L37 Northstar was the original Northstar engine, producing ample responsiveness and power, which shows the consumers and the companies how the Norhtar engine can be quite good. The L37 code is used on high-output transverse Northstars, with a compression ratio of approximately 10:1.

The 275 horsepower Northstar engine was used on all Cadillacs, while the Deville Concours and the Sevilles were fitted with the higher horsepower 300 hp version.

When was the last year the Cadillac DeVille was made?

The 1970 model year was both the last year that DeVille offered a convertible body style and for pillared sedans until hardtops were permanently dropped in 1977. A total of 181,719 DeVilles were sold for that model year, accounting for 76% of all Cadillacs.

When did the Northstar head gasket issue start?

The most common years of the head gasket issues for the Northstar engines are 19097-1999, with the 2000 change of Cadillac lengthening the head bolts severely reducing the prevalence of the issue in Northstar engine cars.

How many horsepower does a Northstar engine have?

Capable of producing 300 hp (224 kW) out of its 4.6 L; 278.6 cu in (4,565 cc) displacement, the Northstar featured a cast aluminum 90° V8 block with 4 in (101.6 mm) bore spacing split into unitary upper and lower halves. The lower crankcase assembly supported the crankshaft without conventional main bearing caps.

Are there any problems with the 1993 Northstar?

The early years 93/94 did have some opportunity for a half-case seal leak, and a rear main seal leak. The repair for that should not run $6K, although I would not be overly suprised to hear that a Dealer was able to charge that amount.

When did the Oldsmobile Northstar engine come out?

GM initiated what ultimately became the Northstar’s design at Oldsmobile R&D some time in 1984 in anticipation of the advanced dual overhead cam V8 engines to be introduced by European and Japanese competitors later in the decade.

How do you remove a water pump from a Cadillac?

Set computer to the side safely. (you will be glad you did this step) After coolant drains, remove 4 10mm bolts from water pump housing and remove housing. Place special Water Pump removal tool on water pump cartridge and using ½” drive breaker bar turn clockwise until pump slips off housing. Re-install clamp on bypass hose and tighten.

How does a Cadillac V-16 engine work?

Caddy’s V-16 pioneered self-adjusting valves with an innovative device that used oil pressure applied to a small plunger mechanism (see red arrow). The plunger rotated an eccentric within each rocker-arm pivot to remove lash when the valve was closed.

When did Cadillac make the first 16 cylinder engine?

At a time when fours and sixes were the norm and V-8s were exclusive to luxury cars, powering a car with a 16-cylinder engine was as preposterous as doing so with a nuclear reactor. But in 1930, Cadillac introduced the world’s first V-16 to reinforce the meaning of its “Standard of the World” mantra. Competing engineers were astonished.

What was the worst car Cadillac ever made?

A rebadged and redecorated version of the Chevrolet Cavalier – everything that was mediocre about the Cavalier became it’s very worst in the Cimarron. A front-wheel-drive with a lackluster four-cylinder engine paired with a four-speed manual – this was the car Caddy floored to take on the premium but small cars from the German stables.

What are the symptoms of a bad catalytic converter?

Symptoms of a Bad or Failing Catalytic Converter. 1 1. Reduced Engine Performance. One of the first symptoms commonly associated with a bad or failing catalytic converter is a reduction in engine 2 2. Rattling Noise. 3 3. Sulfur Smell from Exhaust. 4 4. Check Engine Light Comes On. 5 5. Failed Emissions Test.

What kind of engine does Cadillac DeVille have?

The eighth generation of the Cadillac DeVille had a huge minus point – and most of it was the engine. The 4.6-liter Northstar V8 is not one of the better engines GM has made and is known to be regular oil drinker and well, um, sprayer.

Is the Cadillac 4.6 liter engine remanufactured?

Our remanufactured Cadillac Northstar 4.6 liter engines are being shipped daily to warranty companies, Cadillac dealerships, engine repair facilities and directly to Cadillac vehicle owners. High production volumes allow us to offer the Cadillac 4.6 liter Northstar remanufactured engine online at drastically reduced rates.