2005 GMC Sierra 2500 HD Extended Cab Specs, Features & Options

Here's everything you need to know about each trim in the 2005 GMC Sierra 2500 HD Extended Cab lineup. Compare pricing, specs, key features and more.

More About the 2005 GMC Sierra 2500 HD Extended

Cab

	Save 1 of 8 Sierra 2500 HD Extended Cab Work Truck Pickup 4D 6 1/2 ft	Save 2 of 8 Sierra 2500 HD Extended Cab Pickup 4D 8 ft	Save 3 of 8 Sierra 2500 HD Extended Cab Work Truck Pickup 4D 8 ft	Save 4 of 8 Sierra 2500 HD Extended Cab SLE Pickup 4D 8 ft	Save 5 of 8 Sierra 2500 HD Extended Cab SLT Pickup 4D 8 ft	Save 6 of 8 Sierra 2500 HD Extended Cab Pickup 4D 6 1/2 ft	Save 7 of 8 Sierra 2500 HD Extended Cab SLE Pickup 4D 6 1/2 ft	Save 8 of 8 Sierra 2500 HD Extended Cab SLT Pickup 4D 6 1/2 ft
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Fair Market Price	$7,725	$8,411	$9,122	$9,145	$9,463	$11,340	$13,534	$14,531
Fuel Economy	City 10/Hwy 12/Comb 11 MPG	City 10/Hwy 12/Comb 11 MPG	N/A	City 10/Hwy 12/Comb 11 MPG	City 10/Hwy 12/Comb 11 MPG	N/A	N/A	N/A
Fuel Type	Gas	Gas	Gas	Gas	Gas	Diesel	Diesel	Diesel
Horsepower	300 @ 4400 RPM	300 @ 4400 RPM	300 @ 4400 RPM	300 @ 4400 RPM	300 @ 4400 RPM	310 @ 3000 RPM	310 @ 3000 RPM	310 @ 3000 RPM
Torque	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft	605 lb-ft	605 lb-ft	605 lb-ft
Towing Capacity	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs
Payload	3,796 pounds	3,639 pounds	3,639 pounds	3,639 pounds	3,639 pounds	3,796 pounds	3,796 pounds	3,796 pounds
Body Styles	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup
Engine	V8, 6.0 Liter	V8, 6.0 Liter	V8, 6.0 Liter	V8, 6.0 Liter	V8, 6.0 Liter	V8, 6.6L Turbo Dsl	V8, 6.6L Turbo Dsl	V8, 6.6L Turbo Dsl
Curb Weight	5,404 pounds	5,561 pounds	5,561 pounds	5,561 pounds	5,561 pounds	5,404 pounds	5,404 pounds	5,404 pounds

Emergency & Security Services	Not Available	Optional	Not Available	Optional	Standard	Optional	Optional	Standard
Child Seat Anchors	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard
Child Door Locks	Optional	Optional	Optional	Standard	Standard	Optional	Standard	Standard

Cruise Control	Optional	Standard	Optional	Standard	Standard	Standard	Standard	Standard
Navigation System	Optional	Optional	Optional	Optional	Optional	Optional	Optional	Optional
Hands Free Phone	Not Available	Optional	Not Available	Optional	Standard	Optional	Optional	Standard

Cruise Control

Optional

Standard

Optional

Standard

Torque

360 @ 4400 RPM

605 @ 3000 RPM

Leather Seats	Optional	Optional	Optional	Optional	Standard	Optional	Optional	Standard
Dual Power Front Seats	Optional	Optional	Optional	Optional	Standard	Optional	Optional	Standard
Power Driver's Seat	Optional	Optional	Optional	Optional	Standard	Optional	Optional	Standard

	Power Windows	Optional	Optional	Optional	Standard	Standard	Optional	Standard	Standard
	Tilt Steering Wheel	Standard	Standard	Standard	Standard	Standard	Standard	Standard	Standard

	Alloy Wheels	Optional	Optional	Optional	Optional	Standard	Optional	Optional	Standard
	Roof Rails	Optional	Optional	Optional	Optional	Optional	Optional	Optional	Optional

Drivetrain	2WD	2WD	4WD	2WD	2WD	4WD	4WD	4WD
Recommended Fuel	Regular	Regular	Regular	Regular	Regular	Diesel	Diesel	Diesel
Transmission Type	Automatic	Automatic	Automatic	Automatic	Automatic	Automatic	Automatic	Automatic

Bed Length	6.5 feet	8 feet	8 feet	8 feet	8 feet	6.5 feet	6.5 feet	6.5 feet
Curb Weight	5404 pounds	5561 pounds	5561 pounds	5561 pounds	5561 pounds	5404 pounds	5404 pounds	5404 pounds
Fuel Capacity	26 gallons	34 gallons	34 gallons	34 gallons	34 gallons	26 gallons	26 gallons	26 gallons
Front Head Room	41 inches	41 inches	41 inches	41 inches	41 inches	41 inches	41 inches	41 inches
Front Leg Room	41.3 inches	41.3 inches	41.3 inches	41.3 inches	41.3 inches	41.3 inches	41.3 inches	41.3 inches
Minimum Ground Clearance	7.4 inches	7.4 inches	7.4 inches	7.4 inches	7.4 inches	7.4 inches	7.4 inches	7.4 inches
Overall Length	227.7 inches	246.6 inches	246.6 inches	246.6 inches	246.6 inches	227.7 inches	227.7 inches	227.7 inches
Payload Capacity	3796 pounds	3639 pounds	3639 pounds	3639 pounds	3639 pounds	3796 pounds	3796 pounds	3796 pounds
Front Shoulder Room	65.2 inches	65.2 inches	65.2 inches	65.2 inches	65.2 inches	65.2 inches	65.2 inches	65.2 inches
Truck Bed Volume	59 feet	74 feet	74 feet	74 feet	74 feet	59 feet	59 feet	59 feet
Turning Diameter	46.8 feet	50.8 feet	50.8 feet	50.8 feet	50.8 feet	46.8 feet	46.8 feet	46.8 feet
Wheel Base	143.5 inches	157.5 inches	157.5 inches	157.5 inches	157.5 inches	143.5 inches	143.5 inches	143.5 inches
Width with mirrors	79.7 inches	79.7 inches	79.7 inches	79.7 inches	79.7 inches	79.7 inches	79.7 inches	79.7 inches

FAQs

Does the 2005 GMC Sierra 2500 HD Extended Cab have a turbo?

Yes, the following 2005 Sierra 2500 HD Extended Cab trims have turbo engines: Pickup 4D 6 1/2 ft with a V8, 6.6L Turbo Dsl, SLE Pickup 4D 6 1/2 ft with a V8, 6.6L Turbo Dsl, etc. The following 2005 Sierra 2500 HD Extended Cab trims do not have turbo engines: Work Truck Pickup 4D 6 1/2 ft with a V8, 6.0 Liter, Pickup 4D 8 ft with a V8, 6.0 Liter, etc.

Is the GMC Sierra 2500 HD Extended Cab underpowered?

It depends on your definition of underpowered. The 2005 Sierra 2500 HD Extended Cab ranges in power from the Work Truck Pickup 4D 6 1/2 ft with 300 horsepower to the SLT Pickup 4D 6 1/2 ft with 310 horsepower.

How much horsepower does a 2005 Sierra 2500 HD Extended Cab have?

The 2005 Sierra 2500 HD Extended Cab ranges in power from the Work Truck Pickup 4D 6 1/2 ft with 300 horsepower to the SLT Pickup 4D 6 1/2 ft with 310 horsepower.

2005 GMC Sierra 2500 HD Extended Cab Specs, Features & Options

FAQs

Does the 2005 GMC Sierra 2500 HD Extended Cab have a turbo?

Is the GMC Sierra 2500 HD Extended Cab underpowered?

How much horsepower does a 2005 Sierra 2500 HD Extended Cab have?

All 2005 GMC Sierra 2500 HD Extended Cab Trims and Styles