THE SPECS GUIDE

2008 GMC Sierra

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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Have a specific car in mind?

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

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Compare the details

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

Swipe the table sideways to compare vehicles. Specification names stay visible.

Specification	SL 1GTEC14X-8	SL 3GTEC13J-8	SL · 4WD 2GTEK133-8	SLT · 4WD 1GTHK39K-8	SLT · 4WD 1GDHK34K-8	SL · 4WD 3GTEK13J-8	SLT 1GDJC39K-8	SL 1GTEC19J-8	SLT · 4WD 1GTJK346-8	SL 2GTEC19C-8	SLE · 4WD 1GDHK24K-8	SLE 1GTHC236-8
Engine	4.3L 6-cyl	5.3L 8-cyl	5.3L 8-cyl	6L 8-cyl	6L 8-cyl	5.3L 8-cyl	6L 8-cyl	5.3L 8-cyl	6.6L 8-cyl	4.8L 8-cyl	6L 8-cyl	6.6L 8-cyl
Power	Not recorded	Not recorded	Not recorded	364 hp	364 hp	Not recorded	364 hp	Not recorded	Not recorded	Not recorded	364 hp	Not recorded
Drivetrain	Not recorded	Not recorded	Four-wheel drive	Four-wheel drive	Four-wheel drive	Four-wheel drive	Not recorded	Not recorded	Four-wheel drive	Not recorded	Four-wheel drive	Not recorded
Fuel	Gasoline	Gasoline	Flexible Fuel Vehicle (FFV)	Gasoline	Gasoline	Gasoline	Gasoline	Gasoline	Diesel	Gasoline	Gasoline	Diesel
Body	Pickup	Pickup	Pickup	Pickup	Incomplete	Pickup	Incomplete - Chassis Cab (Single Cab)	Pickup	Pickup	Pickup	Incomplete	Pickup
Doors	2-door	4-door	4-door	4-door	2-door	4-door	4-door	4-door	2-door	4-door	2-door	4-door
Median asking price	$7,500	$12,997	Not recorded	Not recorded	Not recorded	$6,500	Not recorded	$11,495	Not recorded	Not recorded	Not recorded	Not recorded
Price observations	12	9	Not recorded	Not recorded	Not recorded	6	Not recorded	8	Not recorded	Not recorded	Not recorded	Not recorded
Price sample updated	Oct 18, 2026	Oct 18, 2026	Not recorded	Not recorded	Not recorded	Oct 18, 2026	Not recorded	Oct 18, 2026	Not recorded	Not recorded	Not recorded	Not recorded

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

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

2008 Sierra

SL

6 VIN patterns

4.3L 6-cyl · Gasoline · 4x2 1 pattern · View specs

1GTEC14X-8 → 1,109 VINs in our data

Pickup

$7,500 median asking price

12 price observations · Updated Oct 18, 2026

4.8L 8-cyl · Gasoline · 4x2 1 pattern · View specs

2GTEC19C-8 → 186 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

5.3L 8-cyl · Flexible Fuel Vehicle (FFV) · Four-wheel drive 1 pattern · View specs

2GTEK133-8 → 894 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

5.3L 8-cyl · Gasoline · 4x2 2 patterns · View specs

1GTEC19J-8 → 474 VINs in our data

Pickup

$11,495 median asking price

8 price observations · Updated Oct 18, 2026

3GTEC13J-8 → 924 VINs in our data

Pickup

$12,997 median asking price

9 price observations · Updated Oct 18, 2026

5.3L 8-cyl · Gasoline · Four-wheel drive 1 pattern · View specs

3GTEK13J-8 → 711 VINs in our data

Pickup

$6,500 median asking price

6 price observations · Updated Oct 18, 2026

2008 Sierra

SLE

2 VIN patterns

6.6L 8-cyl · Diesel · 4x2 1 pattern · View specs

1GTHC236-8 → 127 VINs in our data

Pickup

No qualifying asking-price sample for this pattern.

6L 8-cyl · Gasoline · Four-wheel drive 1 pattern · View specs

1GDHK24K-8 → 10 VINs in our data

364 hp · Incomplete

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

2008 Sierra

SLT

4 VIN patterns

6.6L 8-cyl · Diesel · Four-wheel drive 1 pattern · View specs

1GTJK346-8 → 3 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

1GDJC39K-8 → 5 VINs in our data

364 hp · 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 2 patterns · View specs

1GTHK39K-8 → 16 VINs in our data

364 hp · Pickup

No qualifying asking-price sample for this pattern.

Limited record — some specifications may be missing.

1GDHK34K-8 → 2 VINs in our data

364 hp · Incomplete

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 2008 Sierras 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.

Safety & recalls

Check the tested body style and drivetrain before comparing crash ratings.

Check NHTSA ratings → Check recalls by VIN →

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.

Sierra prices by age → Asking-price history →