Crash Test
Not Tested
Source NHTSA
MPG (up to)
City / HWY
Horsepower
300 -330
Seats
5 -6
Front angle view.

Positive Owner Reviews

accountCircle Pam R
It gets terrible gas mileage, but it is paid for.
I like it looks good, it is t dependable and it is comfortable.. I dislike that the body is rusting away..
accountCircle Mike S
If your going to pull a heavy load allison is the way to go
It has a allusion engine and transmission It is turbo charged comfortable seats 4 doors
accountCircle Sarah K
The long bed allows me to haul heavy machinery to any side businesses event.
The truck has loud brake pads from being overused. The door handle for the back passenger seat broke more than once. The long bed has a few scratches from over the years. The driver's door also has a scratch and dent. I chose to drive a long bed because my side business requires a lot of heavy machinery. I load three different carnival food machinery along with the product packaging and utensils necessary to prepare them.
accountCircle Randy T
Trucks, not just for breakfast anymore. Get out there and pick something up.
The had GMC 2500 is built tough, putting on 250000 is just getting broken in good, 6. 6 turbo diesel can take a BMW 3 series a from 50 up. Full leather 13 Bose speakers and air from Alaska, its blowing cold air, this truck performs with class, and 2500 rating, you can pull your mother in laws house wherever you want, effortlessly.
accountCircle Cara F
Great GMC for family and work.
The vehicle is outstanding. Lots of power. Great for pulling and extremely dependable. Great on snow and ice. Did well being driven across country and in the mountains. Used is Alaska in the backcountry and wouldn't buy anything else. Planning on buying another soon.
accountCircle Ris S
The GMC Sierra 2500HD is a dependable good looking truck.
This had been the best vehicle ever. Tough,dependable,looks great, long bed hauls anything. The only complaint would be the way the crew cab doors open. Love love love my GMC truck
accountCircle Drew M
Outstanding vehicle for the year and miles I have on it.
Very reliable regardless the miles, unless under 150k its possible head gaskets blow or you will have injector problem for the year that this engine was manufactured. Some tend to have mass air flow causing your vehicle to blow massive clouds of black smoke however you can fix that issues, just costs you some money.
accountCircle Lilly H
Overall a good truck for a small family.
I do not have many problems with this vehicle. The older it gets the more work it needs over time but that can be expected. It is very loud. It is also very big so you should be comfortable with larger vehicles. It is a good truck for a small family overall.

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
300-330 HP 5-6 Seats
car
Base
300-330 HP 5-6 Seats
car
SLE
300-330 HP 5-6 Seats
car
SLT
300-330 HP 5-6 Seats
Photos may not match model

2005 GMC Sierra 2500HD Owner Reviews

4.55
11 Reviews
close Write Review
5 stars 55%
4 stars 45%
3 stars 0%
2 stars 0%
1 star 0%
accountCircle Ris S on January 12, 2021
The GMC Sierra 2500HD is a dependable good looking truck.
This had been the best vehicle ever. Tough,dependable,looks great, long bed hauls anything. The only complaint would be the way the crew cab doors open. Love love love my GMC truck
accountCircle Miguel Y on November 6, 2020
Wishing for a current model of this truck!
Awesome power, comfortable ride - even when towing. Generally very reliable, but since it was idle for a long time before I acquired it an occasional gremlin pops up to be addressed. So far no deal breakers.

Pros from Owners

likeFilled Paula G.

It has a smooth ride and moves well through snow. It also carries a lot of yard waste, mulch, and soil. It is higher off the ground, so visibility is good. It is easy to drive and handles well on a highway.

Cons from Owners

dislikeFilled Paula G.

I prefer to be able to go into all wheel drive with the push of a button. Instead, you have to stop the car, put it in neutral, then into all wheel drive. The truck is a base model, next time I would prefer electric windows. Also the air conditioning is not reliable.

Ranks #5 Full Size Pickup Trucks by Owners

The 2005 GMC Sierra 2500HD has an average owner rating of 4.61 out of 5 which ranks it #5 of 18 other Full Size Pickup Trucks.

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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