2014 Chevrolet Silverado 2500HD Coolant Capacity & Type
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The 2014 Chevrolet Silverado 2500HD cooling system typically holds between 22 and 24 quarts (20.8 - 22.7 liters) of coolant, though this can vary slightly by engine. Maintaining the correct coolant type and level is crucial for the longevity and performance of your truck's engine.
Quick Answer
- Total Cooling System Capacity: 22-24 US Quarts (20.8 - 22.7 Liters)
- OEM Coolant Spec: DEX-COOL, Orange, OAT (Organic Acid Technology) coolant, meeting GM Standard GM6277M.
- Mix Ratio: 50/50 Pre-mixed or concentrate to be mixed with distilled water.
Capacity by Engine Option
The 2014 Chevrolet Silverado 2500HD was primarily offered with two V8 engine options. The cooling system capacities for each are as follows:
| Engine Type | Approximate Capacity (Quarts) | Approximate Capacity (Liters) |
|---|---|---|
| 6.0L V8 (Gasoline) | 22-23 | 20.8 - 21.8 |
| 6.6L Duramax V8 (Diesel) | 23-24 | 21.8 - 22.7 |
It's important to note that these capacities are for a complete drain and fill. When performing a partial drain or top-off, you may not add the full amount.
Flush Interval
Regularly flushing your coolant is vital for preventing corrosion and maintaining optimal engine temperatures. Here are the recommended intervals for your 2014 Chevrolet Silverado 2500HD:
- Normal Duty: Every 5 years or 150,000 miles, whichever comes first.
- Severe Duty: If you frequently tow heavy loads, drive in extreme temperatures, or operate your truck in dusty conditions, it
More specs for the 2014 Chevrolet Silverado 2500HD
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
2015 Silverado 2500HD
2016 Silverado 2500HD
2017 Silverado 2500HD
2018 Silverado 2500HD
2019 Silverado 2500HD
2020 Silverado 2500HD
Maintenance & repair guides
2014 Chevrolet Silverado 2500HD Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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