Below you will find the best synthetic oil for a 1989 Gmc Trucks C2500. 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 1989 C2500
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Signature Series Max-Duty Synthetic Diesel Oil 15W-40 | Our top-grade synthetic diesel oil! Get the best synthetic diesel oil for your 1989 Gmc Trucks C2500 6.2L engine 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 S | With filter 7 quarts After refill check oil level. |
DMEQT-EA
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| Heavy-Duty Synthetic Diesel Oil 15W-40 | AMSOIL Heavy-Duty Synthetic Diesel Oil is a special formula made for your hard-working equipment. It is engineered to provide four times better wear protection for your 1989 Gmc Trucks. Check your owner's manual for the oil change interval. This is the best synthetic diesel oil for your Gmc Trucks and be sure to get an awesome oil filter. | With filter 7 quarts After refill check oil level. |
ADPQT-EA
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Recommended oil filters for my 1989 C2500
| Product Name | Product Description | Product |
|---|---|---|
| AMSOIL Ea Oil Filters | This filter is for your 1989 Gmc Trucks C2500 and is designed to last up to 25k (normal conditions) or 15k miles (severe conditions) or 1 year, whichever comes first. |
EAO24-EA
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Recommended coolants for my Gmc Trucks C2500
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Passenger Car & Light Truck Antifreeze & Coolant | maximum protection for your 1989 Gmc Trucks C2500 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 1989 Gmc Trucks C2500 for up to 150,000 miles or five years! (whichever comes first). Biodegradable! |
ANT1G-EA
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Attention Uber, Lyft, and Taxi drivers! Save time and money by making the switch to Amsoil! You will save your engine, save money on repairs also! In addition to this, if you are a Lyft or Uber or yellow cab or taxi driver, you will change your oil less frequently. If you drive full time for Uber and Lyft, instead of changing your oil 5 times a year, you will probably only change it twice!! Sometimes you can go to a shop or even quicklube place and they are jam packed with cars to change. That means even more time waiting and less time making money! So if you are driving Uber or Lyft and want the best synthetic oil to save you time and money then you have found the right page! Check the capacity of your vehicle and due to heavy mileage, change your transmission fluid to a synthetic!


