Hydraulic Clutch Fluid (GM Part No. 12345347 or equivalent DOT-3 brake fluid).
Key lock cylinders
Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent).
Manual transfer case
DEXRON®-lll Automatic Transmission Fluid
expand_moreManual transmission
5-speed transmission without low gear (MG5)
Synchromesh Transmission Fluid (GM Part No. 12345349 or equivalent).
5-speed transmission with low gear (MW3)
GM Goodwrench Synthetic Manual Transmission Fluid (GM Part No. 12346190-1 qt.) or equivalent SAE 75W-85 GL-4 gear oil.
6-speed transmission
TransSynd ™ Synthetic Automatic Transmission Fluid (GM Par No. 12378515).
Outer tailgate handle pivot points
Multi-Purpose lubricant, Superlube® (GM P/N 12346241 or equivalent).
Parking Brake Cable Guides
Chassis Lubricant (GM Part No. 12377985 or equivalent) or lubricant meeting requiremetns of NLGI # 2, Category LB or GC-LB.
Power steering system
GM Power Steering Fluid (GM P/N 1052884 -1 pint, 1050017 -1 quart, or equivalent).
Weatherstrip conditioning
Dielectric Silicone Grease (GM P/N 12345579 or equivalent).
Windshield washer solvent
GM Optikleen ® Washer Solvent (GM Part No. 1051515) or equivalent.
Weatherstrip squeaks
Synthetic Grease with Teflon, Superlube ® (GM Part No. 12371287 or equivalent).
Tailgate handle pivot points, hinges, latch bolt and linkage
Multi-Purpose lubricant, Superlube® (GM P/N 12346241 or equivalent).
Rear axle
SAE 75W-90 Synthetic Axle Lubricant, GM Part No. 12378261 (in Canada use Part No. 10953455) or equivalent meeting GM Specification 9986115.
Rear drive line center spline
Chassis Lubricant (GM Par No. 12377985 or equivalent) or lubricant meeting requirements of NLGI # 2, Category LB or GC-LB.
Chevrolet recommendations and specifications for oil and fluid for 1999 Silverado 1500.
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1999 Chevrolet Silverado 1500 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.
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 1500 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 1999 Chevrolet Silverado 1500 you're not only saving money, but also also improving your technical skills and learning something new.
Chevrolet Silverado 1500 First generation model years