Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2018SILVERADO 2500 HD WT, 2D PICKUP, 6.0L ENG VIN G, RWD, GASREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSFLUIDS
2018 Chevrolet Silverado 2500 HD WT, 2D Pickup, 6.0L Eng VIN G, RWD, Gas
Quick Lookups: Fluids
2018 Chevrolet Silverado 2500 HD WT, 2D Pickup, 6.0L Eng VIN G, RWD, GasSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | Gas | 6.10 OZS. | 0.18 L | PAG 46 | S | ||
| Air Cond Refrigerant | w/R-1234yf | 1.20 LBS. | 0.54 KG | R-1234yf | S | ||
| Air Cond Refrigerant | w/R-134a | 1.40 LBS. | 0.63 KG | R-134a | S | ||
| Automatic Transmission Fluid | Trans Mfr CD 6L90-E/MYD | Complete Trans System Fluid,Heavy Duty Cooling | 12.40 QTS. | 11.73 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Automatic Transmission Fluid | Trans Mfr CD 6L90-E/MYD | Drain and Refill | 6.00 QTS. | 5.67 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Automatic Transmission Fluid | Trans Mfr CD 6L90-E/MYD | Overhaul | 10.50 QTS. | 9.93 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Brake Fluid | N/A | N/A | DOT 3 Hydraulic Brake Fluid | S | |||
| Diesel Exhaust Fluid | 7.00 GALS. | 26.49 L | Diesel Exhaust Fluid | Approximate capacity. Diesel Exhaust Fluid or diesel exhaust fluid that meets ISO 22241-1 or displays the API Diesel Exhaust Fluid Certification Mark. | S | ||
| Differential Gear Oil | Gas | Rear Axle 10.5" | 2.75 QTS. | 2.6 L | SAE 75W-90 Synthetic Axle Lubricant | S | |
| Engine Coolant | 6.0L Eng | 16.30 QTS. | 15.42 L | 50/50 mixture of DEX-COOL and clean, drinkable water | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Engine Oil | 6.0L Eng | w/Filter | 6.00 QTS. | 5.67 L | API - SAE 5W-30 | Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50. | S |
| Engine Oil | 6.0L Eng | w/o Filter | 5.50 QTS. | 5.2 L | API - SAE 5W-30 | Use only engine oil licensed to the dexos1 specification, or equivalent. ACDelco dexos1 Synthetic Blend is recommended. Failure to use the recommended engine oil or equivalent can result in engine damage not covered by the vehicle warranty. Check to be sure the oil is approved to the dexos1 specification. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. DO NOT use other viscosity grade oils such as SAE 10W-30, 10W-40, or 10W-50. | S |
| Power Steering Fluid | 2.00 PTS. | 0.94 L | GM Power Steering Fluid | GM Part No. 89021184. Approximate capacity. | S | ||
| Transfer Case Fluid | 1.60 QTS. | 1.51 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | ||
| Windshield Washer Fluid | N/A | N/A | Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. Automotive windshield washer fluid that meets regional freeze protection requirements. | S | ||
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.