2018 Chevrolet Silverado HD Maintenance & Specs

Everything you need to maintain your 2018 Chevrolet Silverado HD — oil specs, maintenance schedule, recalls, and more.

The 2018 Chevrolet Silverado HD takes 0W-20 Full Synthetic with a total capacity of 8 quarts (filter included). The OEM oil filter is the ACDelco PF48, with 5 compatible alternatives listed below. Note: this vehicle has 6 active recalls — check the recalls section below. Below you’ll find complete maintenance specs, fluid capacities, parts, and links to buy what you need.

Data last verified: May 20, 2026

OEM spec: dexos1 Gen 3

Quick DIY Tips for the 2018 Chevrolet Silverado HD

  • Using the OEM filter (ACDelco PF48) is recommended for warranty compliance.
  • Always use 0W-20 Full Synthetic as specified by Chevrolet — using the wrong viscosity can void your powertrain warranty.

Oil

Viscosity
0W-20
Oil type
Full Synthetic
Capacity (with filter)
8 qt
Capacity (without filter)
7.7 qt
OEM notes: dexos1 Gen 3

Drain bolt & hardware

Drain bolt specs not yet added.

Towing & Payload

Max Towing Capacity

18,510 lbs

Max Payload

3,979 lbs

Curb Weight

6,500 lbs

GVWR

10,000 lbs

Max Tongue Weight

1,850 lbs

Hitch Class

V

HD

Source: manufacturer

Estimated Current Value

Original MSRP

$65,000

Private Party Value

$33,345 – $36,855

Dealer Retail Value

$38,610 – $43,875

Trade-In Value

$29,835 – $33,345

Depreciation

46%

Estimated values assume average condition and mileage for vehicle age.

Source: estimated

Safety recalls6

Technical Service Bulletins1080

Shop Parts for the Chevrolet Silverado HD

Find oil, filters, and maintenance parts for the 2018 Chevrolet Silverado HD on Amazon.

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Tools & supplies

Step-by-step guide

Detailed walkthrough with tips for first-timers.

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How often to change oil

Intervals, severe service, and what your car needs.

Read guide →

Synthetic vs. conventional

Which oil type is right for your engine and budget.

Read guide →

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