Below you will find the best synthetic oil for a 1985 Cadillac FLEETWOOD. Maximize your vehicle's potential with 100% full synthetic oil that is made in the USA! For more than the past 50 years, AMSOIL has perfected the art of maximizing efficiency and engine life. The advanced synthetic formulas deliver superior protection from heat, friction, and wear, keeping engines as good as new for miles. Upgrade to AMSOIL today and experience better performance, reliability, and reduced oil consumption. Click add to cart for more details. Sign up as a preferred customer and get discounts and more! The oil type, capacity and oil filter (if available) are listed below and verified for accuracy. Upgrade now!
Recommended oil for my 1985 Fleetwood
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Signature Series Max-Duty Synthetic Diesel Oil 10W-30 | Protect your 1985 Cadillac Fleetwood with the best synthetic diesel oil. You will get six times better protection than required by the Detroit Diesel DD13 Scuffing Test. Advanced formula which protects under severe temperature and prevents oil burning/consumption. Max protection and made in the USA. | With filter 6 quarts After refill check oil level. |
DTT1G-EA
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| Heavy-Duty Synthetic Diesel Oil 10W-30 | AMSOIL Heavy-Duty Synthetic Diesel Oil is made for hard-working equipment. It is engineered to provide 4X better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222.R efer to the owner's manual for your 1985 Cadillac Fleetwood for the specific oil change interval. Get the best synthetic diesel oil change ever for your 1985 Cadillac Fleetwood 4.3L engine! | With filter 6 quarts After refill check oil level. |
ADNQT-EA
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| Signature Series Max-Duty Synthetic Diesel Oil 5W-30 | You have found Our top-grade synthetic diesel oil for your 1985 Cadillac Fleetwood! Protect your investment in diesel power and confidently extend drain intervals! Provides six times better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222. Heavy-Duty On-/Off-Road: Three times (3X) OEM1 recommendation, not to exceed 60,000 miles/600 hours or oneyear, whichever comes first. Turbodiesel Pickup: Two times (2X) OEM1 recommendation, not to exceed 25,000 miles or one year, whichever comes first. Gasoline Engine | With filter 6 quarts After refill check oil level. |
DHDQT-EA
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Recommended oil filters for my 1985 Fleetwood
| Product Name | Product Description | Product |
|---|---|---|
| AMSOIL Ea Oil Filters | This filter is for your 1985 Cadillac Fleetwood and is designed to last up to 25k (normal conditions) or 15k miles (severe conditions) or 1 year, whichever comes first. |
EAO23-EA
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| WIX Oil Filter | WIX oil filter change intervals for your 1985 Cadillac Fleetwood are extended OEM recommendations to match the drain intervals of AMSOIL XL Motor oil. (12,000 miles or 1 year, whichever comes first). |
51036-EA
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Recommended transmission fluids for my 1985 Fleetwood
| Product Name | Note | Capacities | Product Description | Product |
|---|---|---|---|---|
| Signature Series Fuel-Efficient Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid (1) This specification has been updated from Dexron II or III to Dexron VI per a Technical Service Bulletin from the manufacturer |
5 quarts Initial Fill
4 speed THM200-4R Total Fill 12.2 quarts
3.2 quarts Initial Fill
4 speed THM325-4L Total Fill 10.9 quarts
6 quarts Initial Fill
4 speed THM440-T4 Total Fill 10 quarts
6 quarts Initial Fill
4 speed THM440 Total Fill 11.1 quarts |
If a lighter viscosity is needed then this automatic transmission fluid provides top-notch protection! Recommended for Toyota, Ford, and General Motors transmissions. You will get the same awesome protection as Amsoil's Signature Series Multi-Vehicle automatic transmission fluid. Also recommended for vehicles that need GM DEXRON® VI, Ford MERCON® LV and SP, Honda DW-1, Nissan Matic-S, and Toyota WS fluid specifications. |
ATLPK-EA
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| OE Fuel-Efficient Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid (1) This specification has been updated from Dexron II or III to Dexron VI per a Technical Service Bulletin from the manufacturer |
5 quarts Initial Fill
4 speed THM200-4R Total Fill 12.2 quarts
3.2 quarts Initial Fill
4 speed THM325-4L Total Fill 10.9 quarts
6 quarts Initial Fill
4 speed THM440-T4 Total Fill 10 quarts
6 quarts Initial Fill
4 speed THM440 Total Fill 11.1 quarts |
Outstanding protection and resists varnish! Change interval based on your Fleetwood owner's manual. |
OTLQT-EA
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Recommended coolants for my Cadillac Fleetwood
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Passenger Car & Light Truck Antifreeze & Coolant | maximum protection for your 1985 Cadillac Fleetwood under extreme temperatures and operating conditions! Lasts up to 150,000 miles or five years! (whichever comes first) |
ANTPC1G-EA
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| Low Toxicity Antifreeze and Engine Coolant | Lasts in your 1985 Cadillac Fleetwood for up to 150,000 miles or five years! (whichever comes first). Biodegradable! |
ANT1G-EA
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Amsoil constantly tests its products and has demonstrated that it is better than Mobil 1, Red Line, Royal Purple, Valvoline, Castrol, or Penzoil. Guaranteed protection for your vehicle. You will find many products for your car or truck on this page such as the best synthetic transmission fluids to protect you from a costly transmission breakdown, awesome coolants that are friendly toward the environment, and top-notch oil filters that will block debris from entering your engine. Order the recommended oil for your Cadillac FLEETWOOD now and for your convenience we have listed your vehicle's oil capacity on this page.


