THE SPECS GUIDE

2019 GMC Sierra HD

Find your trim. See what changes.

Compare recorded engines, drivetrains and specifications, then open the VIN pattern that matches your car.

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Use its full VIN to look up the vehicle and check the recorded specifications.

Find a matching pattern on this page, or continue to vehicle lookup.

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Choose up to three VIN patterns. Each column describes one recorded pattern.

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Specification Denali · 4WD 1GT12SEY-K Fleet/Base · 4WD 2GT22NEG-K Fleet/Base · 4WD 1GT42TCY-K
Engine 6.6L 8-cyl 6L 8-cyl 6.6L 8-cyl
Drivetrain Four-wheel drive Four-wheel drive Four-wheel drive
Fuel Diesel Gasoline Diesel
Body Pickup Pickup Pickup
Doors 4-door Not recorded 4-door
Median asking price $45,793 $26,795 $33,399
Price observations 151 18 7
Price sample updated Sep 13, 2026 Sep 13, 2026 Sep 13, 2026

Missing data does not mean a feature is absent. Prices are advertised asking prices for each pattern’s own sample, not completed sale prices or a trim-wide average.

EXPLORE THE LINEUP

Find your Sierra HD

Grouped by recorded trim, with engine and drive variants underneath. Open a variant to see every source pattern.

2019 Sierra HD

Denali

4 VIN patterns
6.6L 8-cyl · Diesel · 4x2 1 pattern · View specs
1GT41WEY-K → 6 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6.6L 8-cyl · Diesel · Four-wheel drive 2 patterns · View specs
1GT42WEY-K → 4,136 VINs in our data

Pickup

$48,999 median asking price

72 price observations · Updated Sep 13, 2026

1GT12SEY-K → 8,092 VINs in our data

Pickup

$45,793 median asking price

151 price observations · Updated Sep 13, 2026

6L 8-cyl · Gasoline · Four-wheel drive 1 pattern · View specs
1GT42WEG-K → 28 VINs in our data

Pickup

$36,149 median asking price

6 price observations · Updated Sep 13, 2026

2019 Sierra HD

Fleet/Base

12 VIN patterns
6.6L 8-cyl · Diesel · 4x2 1 pattern · View specs
1GD31TCY-K → 16 VINs in our data

Incomplete - Chassis CAB (Single CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6.6L 8-cyl · Diesel · Four-wheel drive 5 patterns · View specs
1GT42TCY-K → 449 VINs in our data

Pickup

$33,399 median asking price

7 price observations · Updated Sep 13, 2026

1GD32TCY-K → 43 VINs in our data

Incomplete - Chassis CAB (Single CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GT42TEY-K → 20 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

1GD42TCY-K → 176 VINs in our data

Incomplete - Chassis CAB (Double CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GD12NEY-K → 8 VINs in our data

Incomplete - Chassis CAB (Double CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6L 8-cyl · Gasoline · 4x2 3 patterns · View specs
1GT11NEG-K → 26 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

1GD41TCG-K → 10 VINs in our data

Incomplete - Chassis CAB (Double CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GD31TEG-K → 1 VINs in our data

Incomplete - Chassis CAB (Single CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6L 8-cyl · Gasoline · Four-wheel drive 3 patterns · View specs
1GT42TEG-K → 1 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GT12NEG-K → 540 VINs in our data

Pickup

$21,939 median asking price

7 price observations · Updated Sep 13, 2026

2GT22NEG-K → 646 VINs in our data

Pickup

$26,795 median asking price

18 price observations · Updated Sep 13, 2026

2019 Sierra HD

SLE

7 VIN patterns
6.6L 8-cyl · Diesel · 4x2 2 patterns · View specs
1GT41UCY-K → 1 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GD41UCY-K → 1 VINs in our data

Incomplete - Chassis CAB (Double CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6.6L 8-cyl · Diesel · Four-wheel drive 3 patterns · View specs
1GD42UCY-K → 13 VINs in our data

Incomplete - Chassis CAB (Double CAB)

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GT42UCY-K → 125 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

1GT42UEY-K → 8 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6L 8-cyl · Gasoline · 4x2 1 pattern · View specs
2GT21PEG-K → 7 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

6L 8-cyl · Gasoline · Four-wheel drive 1 pattern · View specs
1GT12UEG-K → 5 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

Source: manufacturer specifications decoded through NHTSA vPIC, alongside VIN and listing records in our dataset. Trim groups are for browsing; shared labels do not establish identical equipment. Confirm options on the specific vehicle.

THE MARKET VIEW

What are 2019 Sierra HDs listed for?

Explore model-year asking prices and available market history.

Explore prices →

BEFORE YOU CHOOSE

Go beyond the spec sheet

Equipment, fuel economy and safety results can vary with the vehicle’s engine, drivetrain and options.

Fuel economy

Match the engine and drivetrain to an EPA entry. A model-year fuel estimate may describe a different variant from yours.

Find the matching EPA vehicle →

Prices across model years

Compare current asking-price samples. Differences between model years are not a forecast of how one car will depreciate.

Asking-price history →