1996 CADILLAC Seville L37 (K-body)

K-body / 4-door sedan / North America (primary), other markets limited

L37Fiche exacte année/versionGold

Engine identity

Engine code

L37

Engine summary

4.6L Northstar V8 DOHC 32-valve, used primarily in North American models; some export variants may differ in specs and equipment

Displacement

4551 cc (4.6L)

Power

275 hp @ 5600 rpm (approximate, North America)

Torque

295 lb-ft @ 4400 rpm (approximate)

Fuel system

Multi-port fuel injection

Timing drive

Chain-driven dual overhead camshafts

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

5W-30 synthetic oil recommended

Capacité d’huile

Approximately 6.6 quarts (6.25 liters) including filter (service-fill)

Liquide de refroidissement

13.7 liters (3.6 US gallons)

Fluide

Dexron III or equivalent ATF

Differential fluid

GL-5 gear oil, approx. 2.1 quarts

Liquide de frein

DOT 3 or DOT 4

Service and parts data

Manual transmission

Not available; automatic transmissions only

Automatic transmission

4-speed 4T80-E electronically controlled automatic

Spark plugs

Champion RC9YC (silver) or equivalent

Service interval

Approximately 7500 miles / 12,000 km

Dimensions des pneus

P205/65R15, P225/55R16 depending on wheel option

Couple de roue

Verify by VIN and market

Common and chronic problems

Head gasket leaks
Cooling system thermostat failure
Power steering pump leaks
Electrical issues related to instrument cluster

First checks

Inspect cooling system for leaks
Check engine oil level and condition
Verify transmission fluid level and clarity
Scan for stored diagnostic trouble codes

Avant de remplacer des pièces

Save fault codes and freeze-frame data before clearing anything.
Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

The 1996 Seville was the last year of the K-body fifth-generation design before the introduction of the new STS in 1998.
Northstar V8 equipped models dominate; diesel or hybrid variants were not offered globally at this time.

Codes courants

Source and verification notes

'Standard Catalog of Cadillac 1903-2002' - Krause Publications
Official 1996 Cadillac Seville owner's manual and GM technical service bulletins

Outils compatibles

Verify by VIN and market

Questions fréquentes

What engine code does the 1996 CADILLAC Seville L37 (K-body) use? 1996 CADILLAC Seville L37 (K-body) is listed here with engine code L37; engine summary: 4.6L Northstar V8 DOHC 32-valve, used primarily in North American models; some export variants may differ in specs and equipment.
What oil and capacity does the 1996 CADILLAC Seville L37 (K-body) use? 1996 CADILLAC Seville L37 (K-body) is listed with 5W-30 synthetic oil recommended and oil capacity Approximately 6.6 quarts (6.25 liters) including filter (service-fill). Confirm market and engine option before service.
What are common 1996 CADILLAC Seville L37 (K-body) problems? Highlighted checks for 1996 CADILLAC Seville L37 (K-body): Head gasket leaks, Cooling system thermostat failure, Power steering pump leaks, Electrical issues related to instrument cluster.

Engine identity

Engine code

L37

Engine summary

4.6L Northstar V8 DOHC 32-valve, used primarily in North American models; some export variants may differ in specs and equipment

Displacement

4551 cc (4.6L)

Power

275 hp @ 5600 rpm (approximate, North America)

Torque

295 lb-ft @ 4400 rpm (approximate)

Fuel system

Multi-port fuel injection

Timing drive

Chain-driven dual overhead camshafts

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

5W-30 synthetic oil recommended

Capacité d’huile

Approximately 6.6 quarts (6.25 liters) including filter (service-fill)

Liquide de refroidissement

13.7 liters (3.6 US gallons)

Fluide

Dexron III or equivalent ATF

Differential fluid

GL-5 gear oil, approx. 2.1 quarts

Liquide de frein

DOT 3 or DOT 4

Service and parts data

Manual transmission

Not available; automatic transmissions only

Automatic transmission

4-speed 4T80-E electronically controlled automatic

Spark plugs

Champion RC9YC (silver) or equivalent

Service interval

Approximately 7500 miles / 12,000 km

Dimensions des pneus

P205/65R15, P225/55R16 depending on wheel option

Couple de roue

Verify by VIN and market

Questions fréquentes

What engine code does the 1996 CADILLAC Seville L37 (K-body) use? 1996 CADILLAC Seville L37 (K-body) is listed here with engine code L37; engine summary: 4.6L Northstar V8 DOHC 32-valve, used primarily in North American models; some export variants may differ in specs and equipment.

What oil and capacity does the 1996 CADILLAC Seville L37 (K-body) use? 1996 CADILLAC Seville L37 (K-body) is listed with 5W-30 synthetic oil recommended and oil capacity Approximately 6.6 quarts (6.25 liters) including filter (service-fill). Confirm market and engine option before service.

What are common 1996 CADILLAC Seville L37 (K-body) problems? Highlighted checks for 1996 CADILLAC Seville L37 (K-body): Head gasket leaks, Cooling system thermostat failure, Power steering pump leaks, Electrical issues related to instrument cluster.

1996 CADILLAC Seville L37 (K-body)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes

Scanning Engine...

1996 CADILLAC Seville L37 (K-body)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes