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World's Best Oils & Filters for 1990 Buick Estate Wagon

Oils & FiltersMaintenance ScheduleService BulletinRecallsImages
1990 Buick Estate Wagon
5.0L 8-cyl Engine Code [Y] 8-cyl Engine Code [Y]
140 bhp. @ 3200 rpm / Torque: 255 ft. lbs. @ 2000 rpm
5.0L - V 8-cyl (Gasoline)
Compression Ratio: 8:1

We know your Buick Estate Wagon
& We have the World's Best Oils, Filters & more!

AMSOIL manufacture's the World's best synthetic lubricant's & filters since 1972. AMSOIL also offers substitute brands such as WIX, Mann & Donaldson, making us your one-stop shop for all automotive maintenance needs.

How do I use this Product Cross Reference Guide?

Product Cross Reference Guide: This product cross reference guide follows recommendations outlined in your owners manual and also reflects periodic service recommendation updates from the original equipment manufacturer for this particular model (1990 Buick Estate Wagon with engine code [Y]) show example...

For example, the manufacturer may have recommended 5W30 motor oil at the time of production (owners manual) & later revised the recommendation to 5W20. This guide will reflect latest recommendation by the manufacturer for this model. If there are no special instructions from the manufacturer, the owner can choose to follow either one of the recommendation without voiding warranty hide example.

Optional Equipment Listing This guide lists all available equipment options such as transmission options, differentials etc. for 1990 Buick Estate Wagon with engine code [Y] hide.
Product Availability Listing This guide lists all available AMSOIL & substitute brand products that meet or exceed OEM (Buick) recommendation for each equipment. Any one of the recommended product can be used. One may be better than the other, you can review product details & price or contact us to ask our opinion pertaining to your usage and preference hide.
Operating Temperature Original equipment manufacturer (OEM) sometimes provide different product recommendations based on operating environment temperature for a given equipment. This product cross reference guide will list such recommendations based on OEM guidelines. Some OEM recommended viscosity pertaining to a specific temperature range may not be available from AMSOIL.

However, AMSOIL products recommended for another temperature range can be safely used because AMSOIL synthetic lubricants are engineered to provide exceptional performance for significantly broader temperature range when compared to conventional & or other brand synthetic oils. For more information on a lubricants cold temperature performance; please refer to "Pour Point" from "Technical Properties" table located at the bottom of each lubricant product page hide.
Last Updated This product cross reference guide for 1990 Buick Estate Wagon engine code [Y] was last updated on 26th August 2019 hide.
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  1. Engine Oil

    Grade 1  »  API*
    Above -18C  »  10W-30
    Above 4C  »  30 [1]
    All TEMPS  »  5W-30
  2. Automatic Transmission

  3. Rear Differential

    Standard Differential, Rear W/ 8.5 RG  »  GL-5

    All TEMPS  »  80W-90 [3]
    SAE 80W-90 Synthetic Gear Lube (AGLPK)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTPK)

    Limited Slip Differential, Rear W/ 8.5 RG  »  GL-5*

    All TEMPS  »  80W-90 [4] [3]
    SAE 80W-90 Synthetic Gear Lube (AGLPK)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTPK)

    Standard Differential, Rear  »  GL-5

    All TEMPS  »  80W-90 [3]
    SAE 80W-90 Synthetic Gear Lube (AGLPK)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTPK)

    Limited Slip Differential, Rear  »  GL-5*

    All TEMPS  »  80W-90 [4] [3]
    SAE 80W-90 Synthetic Gear Lube (AGLPK)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTPK)
  4. Power Steering Fluid

    Power Steering Fluid  »  PS003

    Power Steering Fluid (PSFCN)
  5. Brake Fluid

    Brake Fluid  »  HB

    DOT 3 and 4 Brake Fluid (BFLVCN) [5]
  6. Lubricants & Fluids Comments  »  [*]

    [1] Use only if the other recommended viscosities are not
    available.
    [2] This specification has been updated from Dexron II or III to
    Dexron VI per a Technical Service Bulletin from the
    manufacturer
    [3] In Canada use 80W.
    [4] Limited slip identification: tag under cover-attaching
    bolt. Models with limited slip use 4 oz GM P/N 1052358
    additive or equivalent when fluid is changed.
    [5] Hydraulic Brake Fluid, DOT 3. Original recommendation
    P/N 12377967 has been replaced by P/N 19353126.

  7. Capacities (Drive Train Fluids)

    Engine, with filter  »  4.7 liters [1]
    Cooling System, Initial Fill  »  16.2 liters
    Passenger Car & Light Truck Antifreeze & Coolant
    AMSOIL Antifreeze and Engine Coolant
    Automatic Transmission, THM200-4R Initial Fill  »  4.7 liters
    Automatic Transmission, Total Fill
    4 speed THM200-4R  »  10.4 liters
    Differential, Rear  »  1.7 liters
    Differential, With 8.5 RingGear Rear  »  2 liters
    ANTPC ANT
    Capacities Comments
    [1] After refill check oil level.
  8. Chassis Lubrication

  9. Torque Specifications

    Oil Drain Plug  »  30 ft/lbs

Close Panels

  1. Filters: Oil, Air, Cabin, Fuel, Transmission, Hydraulic & Crankcase

    Oil Filter Ea® Oil Filter (EAO64) [1]
    Oil Filter WIX 51045 Oil Filter [2]
    Air Filter WIX 42098 Air Filter  
    Fuel Filter WIX 33052 Fuel Filter  
    Transmission Filter WIX 58896 Auto Tran Filter  
    Oil Vapor Filter WIX 42993 Crankcase Filter  

    Filter Comments
    [1] Replaces the EaO30, which will still work for this vehicle
    [2] Manufacturer OE Recommended Oil Change Intervals
  2. Gasoline Engine Fuel Additives

    Dominator Octane Boost (AOB)
    AOB Dominator Octane Boost (AOB)

    Maximizes power and improves performance in all two-cycle and four-cycle gasoline engines. Reduces engine knock, improves ignition and engine response, helps fuel burn cleaner and inhibits corrosion. Recommended for off-road and racing use. Packag...

    Gasoline Stabilizer (AST)
    AST Gasoline Stabilizer (AST)

    AMSOIL Gasoline Stabilizer (AST) reduces the oxidation process that occurs when fuel is stored for extended periods, improving performance, extending equipment life and decreasing maintenance expenses. Package sizes include: 16-oz. Bottle ...

    P.I Performance Improver (API)
    API P.I Performance Improver (API)

    P.i. improves fuel mileage an average of 2.3% and up to 5.7%. Reduces emissions such as hydrocarbons (HC) up to 15%, carbon monoxide (CO) up to 26% and nitrous oxides (NOx) up to 17%. Restores power and performance. Reduces the need for costly higher...

Close Panels

ASL 5W-30 Signature Series Synthetic Motor Oil (ASL)

The Top Tier of AMSOIL Synthetic Motor Oil. AMSOIL Signature Series Synthetic Motor Oil delivers extraordinary lubrication in all types of automotive gasoline engines. Engineered for enthusiasts seeking maximum protection and performance. Precision-f...
XLF 5W-30 Extended Life Synthetic Motor Oil (XLF)

AMSOIL XL Synthetic Motor Oil is the choice for those who want to do something extra for their vehicle. Its boosted formulation delivers extra cleaning power, outstanding wear control, excellent high and low temperature protection and exceptional fue...
OEF 5W-30 OE Series Synthetic Motor Oil (OEF)

OE Synthetic Motor Oil is for mechanics and drivers seeking peace of mind protection and exceptional value in synthetic motor oil. It delivers 100 percent synthetic engine protection for advanced automotive technology, including turbochargers and dir...
ATL Signature Series Fuel-Efficient Synthetic ATF

A fuel efficient automatic transmission fluid recommended for GM, Ford and Toyota transmissions where lighter viscosity oil is required. Provides the same excellent protection and performance as AMSOIL Signature Series Multi-Vehicle ATF. Recommended ...
OTL OE Series Fuel-Efficient Synthetic ATF

AMSOIL OE Synthetic Automatic Transmission Fluid provides passenger-car/light-truck transmissions excellent wear protection, sludge resistance and extreme-temperature performance throughout original equipment manufacturer (OEM)-recommended drain inte...
AGL SEVERE GEAR 80W-90 (AGL)

A multi-functional lubricant designed to surpass the requirements of equipment and automotive applications calling for an SAE 80W-90 viscosity grade. Formulated with wax-free synthetic base oils and high-quality additives, AMSOIL SEVERE GEAR® res...
SVG 75W 90 Severe Gear® Extreme Pressure (SVG)

Formulated for the severe operating conditions of today’s pick-up trucks, SUVs, heavy equipment and other hard-working vehicles. AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are premium grade gear oils specifically engi...
SVT 75W-110 Severe Gear® Extreme Pressure (SVT)

AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are engineered for high-demand applications, including trailer towing, heavy hauling, 4X4 off-road driving, commercial use and racing. Protects gears and bearings from scoring and wea...
BFLV DOT 3 and 4 Synthetic Brake Fluid (BFLV)

*** This item is available for US customers only *** Brake fluid acts as a hydraulic fluid, transferring power and lubricating brake system components while also preventing corrosion. It must contend with extreme heat and the inevitable moi...
PSF Multi-Vehicle Synthetic Power Steering Fluid (PSF)

AMSOIL Multi-Vehicle Synthetic Power Steering Fluid provides excellent wear protection. Its synthetic formulation delivers better lubricity and reduced friction, resulting in cooler operating temperatures, longer component life and quieter operation....
GLC Synthetic Multi-Purpose Grease NLGI #2 (GLC)

AMSOIL Synthetic Multi-Purpose Grease is qualified against the highest grease standards and designed for multiple-use applications. Composed of premium-quality synthetic base oils and calcium sulfonate complex thickeners, Multi-Purpose Grease provide...
GWR Synthetic Water Resistant Grease NLGI#2 (GWR)

Superior Lubrication and Protection in Automotive and Industrial Applications With Extensive Exposure to Water Package sizes include: 3-oz. Cartridges (not sold individually, comes in a pack of 3) 3-oz. Cartridges (case of 10) 14-oz. Cartri...
GRG DOMINATOR Synthetic Racing Grease (GRG)

Exceptional High-Speed/High-Temperature Performance. AMSOIL DOMINATOR® Synthetic Racing Grease is engineered to protect high-performance bearings and chassis components in racing applications operated on snow, dirt, water or track. Package siz...
ANTPC Passenger Vehicle Antifreeze (ANTPC)

Ethylene Glycol 50/50 Pre-Mix Formulation AMSOIL Passenger Car/Light Truck Antifreeze & Coolant provides superior heat transfer and excellent protection against corrosion, freezing and boilover. It provides maximum protection in extreme temper...
ANT Antifreeze and Engine Coolant (ANT)

AMSOIL Antifreeze & Coolant (ANT) is a low-toxicity propylene glycol antifreeze formulated to provide benefits far beyond those found in today's conventional antifreeze and coolant products. This revolutionary formulation provides maximum antifre...
wix oil filter WIX Automotive, Light Truck & Racing Oil Filters

WIX Oil filters are made with full metal base plate for superior strength at the double seal & also feature a silicone anti-drainback valve. Glass enhanced media in WIX oil filters offers greater efficiency, capturing more 10 to 12 micron sized particles than other cellulose or synthetic blend medias.
wix air filter WIX Automotive, Light Truck & Racing Air Filters

WIX panel element air filters have a linear path through the filter for low airflow restriction & an exclusive pocket pleat for the filter media. Radial air filters are constructed of mesh screen on the inside wall diameter for element strength and media protection from backfire.
wix fuel filter WIX Automotive, Light Truck and Racing Fuel Filters

wix filterWIX Fuel Filters provide an unmatched fuel cleansing performance. They prevent pump wear, injector clogging, premature engine wear and help boost fuel efficiency. Offer quick, easy filter replacement, long life and the possibility of extended service intervals.

Maintenance Schedule as Provided by OEM Documentation

Distance:
7,500 miles (12,000 km)
Action:
Rotate/adjust air pressure
Item:
Wheels & tires
Interval in Month(s):
Labor Units:
0.3
Parts Units:
0
Drive Type:
ALL
Description: A circular frame of hard material that may be solid or partly solid, is capable of turning on an axle, and holds the rubber cushion that contains compressed air.
Distance:
7,500 miles (12,000 km)
Action:
Torque
Item:
Throttle body
Interval in Month(s):
Labor Units:
0.05
Parts Units:
0
Drive Type:
ALL
Description: The large diameter valve used to control the volume of incoming air to the engine.
Distance:
7,500 miles (12,000 km)
Action:
Replace
Item:
Oil filter
Interval in Month(s):
Labor Units:
0.1
Parts Units:
1
Drive Type:
ALL
Description: A cartridge-filled canister placed in an engine's lubricating system to strain dirt and abrasive materials out of the oil.
Distance:
7,500 miles (12,000 km)
Action:
Lubricate
Item:
Chassis
Interval in Month(s):
12
Labor Units:
0.2
Parts Units:
0
Drive Type:
ALL
Description: The frame of a vehicle to which the body attaches.
Distance:
7,500 miles (12,000 km)
Action:
Change
Item:
Engine oil
Interval in Month(s):
12
Labor Units:
0.2
Parts Units:
5
Drive Type:
ALL
Description: A substance that lubricates and cools the moving parts of the engine and reduces corrosion and the formation of rust.
Distance:
15,000 miles (24,000 km)
Action:
Rotate/adjust air pressure
Item:
Wheels & tires
Interval in Month(s):
Labor Units:
0.3
Parts Units:
0
Drive Type:
ALL
Description: A circular frame of hard material that may be solid or partly solid, is capable of turning on an axle, and holds the rubber cushion that contains compressed air.
Distance:
15,000 miles (24,000 km)
Action:
Replace
Item:
Oil filter
Interval in Month(s):
Labor Units:
0.1
Parts Units:
1
Drive Type:
ALL
Description: A cartridge-filled canister placed in an engine's lubricating system to strain dirt and abrasive materials out of the oil.
Distance:
30,000 miles (48,000 km)
Action:
Check
Item:
Ignition timing
Interval in Month(s):
Labor Units:
0.2
Parts Units:
0
Drive Type:
ALL
Description: Ignition delivery in relation to crankshaft position expressed in degrees before the number one piston is at its highest point of travel within its cylinder, or before top dead center (BTDC).
Distance:
30,000 miles (48,000 km)
Action:
Clean/repack
Item:
Wheel bearings, front
Interval in Month(s):
Labor Units:
0.7
Parts Units:
0
Drive Type:
ALL
Description: The assemblies that permit smooth rotation of the wheel hub as it's mounted to the spindle.
Distance:
30,000 miles (48,000 km)
Action:
Inspect
Item:
EGR system
Interval in Month(s):
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: Exhaust Gas Recirculation system. A device that redirects a small amount of exhaust to the engine intake in an effort to lower combustion temperature and reduce the emission of nitrogen oxide.
Distance:
30,000 miles (48,000 km)
Action:
Inspect
Item:
Fuel filler cap & vapor hose
Interval in Month(s):
Labor Units:
0.05
Parts Units:
0
Drive Type:
ALL
Description: The cap used to seal the fuel filler neck and the flexible tubing in the evaporative emissions systems.
Distance:
30,000 miles (48,000 km)
Action:
Replace
Item:
Air filter
Interval in Month(s):
Labor Units:
0.2
Parts Units:
1
Drive Type:
ALL
Description: A device that filters incoming air fed to the engine.
Distance:
30,000 miles (48,000 km)
Action:
Inspect
Item:
Drive belt(s)
Interval in Month(s):
24
Labor Units:
0.03
Parts Units:
0
Drive Type:
ALL
Description: A belt that transfers the rotation of the engine through the crankshaft pulley to drive various devices, such as the alternator, water pump, air conditioning compressor or power steering pump.
Distance:
30,000 miles (48,000 km)
Action:
Replace
Item:
Spark plug wires
Interval in Month(s):
Labor Units:
0.8
Parts Units:
1
Drive Type:
ALL
Description: Cables that carry a high-voltage electrical charge the spark plug(s).
Distance:
30,000 miles (48,000 km)
Action:
Replace
Item:
Spark plugs
Interval in Month(s):
Labor Units:
0.9
Parts Units:
8
Drive Type:
ALL
Description: Cables that carry a high-voltage electrical charge from the distributor cap or ignition coils to the spark plugs.
Distance:
30,000 miles (48,000 km)
Action:
Flush/replace
Item:
Coolant
Interval in Month(s):
24
Labor Units:
0.7
Parts Units:
2
Drive Type:
ALL
Description: Also known as "antifreeze." A mixture of water and ethylene glycol that has both a higher boiling point and a lower freezing point than plain water.
Distance:
100,000 miles (160,000 km)
Action:
Change
Item:
Transmission fluid
Interval in Month(s):
Labor Units:
0.5
Parts Units:
5
Drive Type:
ALL
Description: The liquid in a transmission that allows it to function and serves as a cooling and lubrication medium.

Service Bulletin as Provided by OEM & NHTSA

Bulletin Date:
2005-08-01
Bulletin Number:
020730024A
NHTSA Item Number:
634999

Component Description: Power train:automatic transmission:lever and linkage:column shift.

Service Bulletin Summary: Diagnosis of cracked or broken transmission case. ( nhtsa item number - 634999 ).



Recalls not found for this vehicle!

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Blog Title: World's Best Oils & Filters for 1990 BUICK ESTATE WAGON 5.0L 8-cyl Engine Code [Y]
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