Crash Test
Not Tested
Source NHTSA
MPG (up to)
City / HWY
Horsepower
300 -360
Seats
5 -6
Front angle medium view.

Positive Owner Reviews

accountCircle Crystal K
It's s**y with big tires & tons of room for everyone!!
Like the big tired and lift it has. There is plenty of room for all of my kiddos & groceries!!
accountCircle Rick J
Love my truck. You can hear the turbo whistling.
Great truck. Heavy though. No 4WD. This truck has a ton of power and the engine is turbo. It's really nice but a but bumpy.
accountCircle Hank C
4WD, and manual transmission is ideal for what I like in a GMC truck. 3/4 ton
Good truck. Reliable. Power. Fair gas mileage very few problems with engine. 4WD with manual transmission. CD player on radio don't work no more, and speakers are getting fuzzy in sound. Heat AC work great, handles great in snow and ice, and 4WD off road is real great and holds up on rocky terrain and rough roads.
accountCircle Angela W
Awesome. Dependable. Reliable. I have been very satisfied with my truck.
My truck is awesome!!. I have over 256,00 miles on original engine (8.0) n transmission (vortex). Only things been replaced was transfer case. Problem experiencing now is the lites on steering wheel, light switches, heat/cold control, and some gauges lights are out. But have things in order so they be fixed soon. This truck has been great for pulling horse trailers. Drives well in all kinds of weather. I bought this brand new. Very happy with it.
accountCircle Misty D
It is a 4 wheel drive pickup truck.
Love everything about it. Electric heated seats. The mirrors move when you reverse and then move again when you drive, you cannot lock the keys in it if they are in the ignition. The mirrors have the turn signals on them and can be pulled in when you park so nobody hits them driving by.
accountCircle Janice Q
My fabulous comfortable GMC sierra 2500hd.
My vehicle is super comfortable and very reliable. I have 563, 000 miles on this truck and have not done anything but regular maintenance and normal wear and tear maintenance on it. I had the transmission checked out a couple of months ago and my mechanic said he has never seen a transmission with that many miles on it in such excellent shape.
accountCircle Joshua H
It does not have the best headlights.
It is a good vehicle. It has very good fuel economy. It's a very smooth ride on gravel and on pavement.

GMC Sierra 2500HD Models

Models also known as Trim Levels, are used to identify a vehicle's level of equipment or special features.

car
Work Truck
300-360 HP 5 Seats
car
SL
300-360 HP 6 Seats
car
SLE1
300-360 HP 5 Seats
car
SLE2
300-360 HP 5 Seats
car
SLT
300-360 HP 5 Seats
Photos may not match model

2006 GMC Sierra 2500HD Owner Reviews

5.00
7 Reviews
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5 stars 100%
4 stars 0%
3 stars 0%
2 stars 0%
1 star 0%
accountCircle Misty D on March 16, 2021
It is a 4 wheel drive pickup truck.
Love everything about it. Electric heated seats. The mirrors move when you reverse and then move again when you drive, you cannot lock the keys in it if they are in the ignition. The mirrors have the turn signals on them and can be pulled in when you park so nobody hits them driving by.
accountCircle Crystal K on November 9, 2020
It's s**y with big tires & tons of room for everyone!!
Like the big tired and lift it has. There is plenty of room for all of my kiddos & groceries!!

Ranks #1 Full Size Pickup Trucks by Owners

The 2006 GMC Sierra 2500HD has an average owner rating of 5.00 out of 5 which ranks it #1 of 20 other Full Size Pickup Trucks.

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Frequently Asked Questions

What's the 2006 gmc 2500hd bolt pattern?

Answer: The 2006 GMC 2500hd bolt pattern iS8 X180 mm. This part will need to be replaced eventually. You should change Your tires every 30,000 to 50,000 miles or so. You don't want to get into any wrecks on the road....

Answers are provided by third parties. We do not guarantee accuracy of responses

Safety & Reliability

NHTSA Logo
NHTSA Crash Test
(Not Rated)
*National Highway Traffic Safety Administration
IIHS Logo
IIHS Crash Test
(Not Tested)
*Insurance Institute for Highway Safety