2015 Chevrolet Silverado 2500 HD Third generation Fluid and Lubricant Specifications

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Condition Value
Engine oil Use only engine oil licensed to the
dexos1® specification of the
proper SAE viscosity grade. ACDelco
dexos1 Synthetic Blend is recommended.
Engine coolant 50/50 mixture of clean, drinkable
water and use only DEX-COOL coolant.
Hydraulic brake system DOT 3 Hydraulic Brake Fluid (GM
Part No. 19299818, in Canada
19299819).
Hydraulic clutch system DOT 4 Hydraulic Brake Fluid (GM
Part No. 19299570, in Canada
19299571).
Windshield washer Automotive windshield washer fluid
that meets regional freeze
protection requirements.
Manual transmission Manual Transmission Fluid (GM Part
No. 93436060).
Key lock cylinders, hood hinges, body door hinge pins, tailgate hinge and linkage, fuel door hinge, tailgate handle pivot points, hinges, latch bolt, and linkage Multi-Purpose Lubricant, Superlube
(GM Part No. 12346241, in Canada
10953474).
Floor shift linkage Lubriplate Lubricant Aerosol (GM
Part No. 89021668, in Canada
89021674) or lubricant meeting requirements
of NLGI #2 Category LB or GC-LB.
Chassis lubrication Chassis Lubricant (GM Part No.
12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI
#2, Category LB or GC-LB.
Front axle four-wheel drive SAE 75W-90 Synthetic Axle Lubricant
(GM Part No. 88900401, in Canada
89021678).
Rear axle SAE 75W-85 Synthetic Axle Lubricant
(GM Part No. 19300457, in Canada
19300458).
Front axle driveshaft splines (four-wheel drive) and rear axle driveshaft splines (two-wheel drive with automatic transmission) Spline Lubricant, Special Lubricant
(GM Part No. 19257121, in Canada
19257122).
Rear drive line center spline (two-piece drive shaft) Chassis Lubricant (GM Part No.
12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI
#2, Category LB or GC-LB.
Weatherstrip conditioning Weatherstrip Lubricant (GM Part No.
3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part
No. 12345579, in Canada 10953481).
Weatherstrip squeaks Synthetic Grease with Teflon,
Superlube (GM Part No. 12371287, in
Canada 10953437).

Chevrolet recommendations and specifications for oil and fluid for 2015 Silverado 2500 HD.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2015 Chevrolet Silverado 2500 HD user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Chevrolet warranty policy for your region. In some regions DIY service may invalidate your warranty.

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        Conquer your fears and never give up!

        DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Chevrolet Silverado 2500 HD service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

        Doing basic service for your 2015 Chevrolet Silverado 2500 HD you're not only saving money, but also also improving your technical skills and learning something new.

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