Select Your Engine
Hummer Engines
Our used Hummer engines/motors come with 1-year warranty and 30-day price match guarantee. Buy your Hummer engine from us with confidence knowing we stand behind the quality of our used car and truck engines.Save time and money searching for a cheap Hummer engine. Our Hummer discount price is guaranteed for 30 days.
For store details visit the Store Information
For years, AM General engines have been used in vehicles such as the military style Hummer and other innovative and fun vehicles. AM General used engines are a popular item for salvage yards, wholesalers, insurance companies and even fleet maintenance managers. Now, the general public is able to obtain used AM General engines with the same ease as that found by the larger users.
If you are a do-it-yourselfer, backyard mechanic or just want the fun of a top-notch power plant for your mature vehicle. Automotix is the web site of choice by thousands of satisfied customers. We not only can help you find the best price on a used AM General engine, but we can guarantee it will be shipped to you at a price that will meet or beat all our competitors. Our exclusive 90-day price warranty is one-of-a-kind in the used automotive business.
Furthermore, if you order an AM General used truck engine through us, you get an mind-boggling one year warranty on the part. No longer do you need to be concerned about the quality of the parts you install. They always will be the part you ordered and the part you needed. Getting these two major guarantees when you shop through Automotix equates to peace of mind. You know the price is right and the part works. Replacing an engine and/or transmission is a major undertaking and not one that you want to repeat in a few days or weeks due to part malfunction.
The convenience of using our site to find your needed AM General used engine is reflected in such things as the "what you see is what it costs" price. The catalog or quoted price always includes the cost of getting the item shipped to you. Because our extensive network of over 200 quality suppliers is scattered across the country, you can save money in the distance you must consider for freight charges.
Inventory changes daily in a business such as dismantling and used engine or transmission parts. Our extensive online catalog allows you to search the inventory for yourself, but there is more--We know of items that will be placed in inventory within days or even hours, so we will search for the part for you if you like.
If you like to do your own searching, you will find our extensive database interesting and helpful. If, however, you don't find the engine or transmission that you want, let us know and if it exists--we'll find it for you. We'll tack on our one year quality guarantee and our ninety-day price guarantee and you'll be amazed at the results. Not only do you gain cost savings on your used part, but you can be certain of peace of mind.
If you need to replace the AM General engine in your vehicle, or any other automotive part, be sure to save yourself time and effort by visiting Automotix first. You'll be glad you did.
Sample Used Engines & Motors for Hummer Vehicles
The following Used Engines & Motors listings are sample products shown for reference only. To ensure guaranteed fitment, customers must use the Year–Make–Model (YMM) selector above and choose the correct Hollander Interchange–verified part for their Hummer.
Automotix has been in business for over 20 years, offers a 1-year warranty, financing options, and one of the best return policies in the recycled OEM auto parts industry.

2003 Hummer H2 Gas Engine
(6.0L, VIN U, 8TH DIGIT, OPT LQ4)
Genuine Hummer Part
Good Condition
46K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
8-6.0L, Ran in Vehicle, (VIN U, 8TH DIGIT)
Genuine Hummer Part
Good Condition
145K Miles
1-Year Warranty
Located at Northfield, Minnesota 55057
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
115K
Genuine Hummer Part
Excellent Condition
115K Miles
1-Year Warranty
Located at York, Pennsylvania 17408
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
AWD, 6.0, AOT, CL
Genuine Hummer Part
Good Condition
181K Miles
1-Year Warranty
Located at Des Moines, Iowa 52537
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
4X4, 6.0, AOT-CL, RUNS GOOD SEE VIDEO
Genuine Hummer Part
Good Condition
234K Miles
1-Year Warranty
Located at Des Moines, Iowa 52537
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
134K
Genuine Hummer Part
Good Condition
134K Miles
1-Year Warranty
Located at York, Pennsylvania 17408
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
3-05, 6.0L, AT4, DENALI, ZIP VIDEO RAN
Genuine Hummer Part
Excellent Condition
205K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
6.0L, AT4, SLT, NOT RAN, COMP TEST DONE
Genuine Hummer Part
Good Condition
301K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
6.0L, AT4, DEN, VIDEO RAN, COMP TESTED
Genuine Hummer Part
Excellent Condition
243K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
6.0L, AT4, WT, VIDEO RAN, COMP TEST DONE
Genuine Hummer Part
Excellent Condition
251K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2003 Hummer H2 Gas Engine
6.0L, AT4, VIDEO RAN, COMP TEST DONE
Genuine Hummer Part
Good Condition
222K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
(6.0L, VIN U, 8TH DIGIT, OPT LQ4)
Genuine Hummer Part
Good Condition
46K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
8-6.0L, Ran in Vehicle, (VIN U, 8TH DIGIT)
Genuine Hummer Part
Good Condition
145K Miles
1-Year Warranty
Located at Northfield, Minnesota 55057
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
115K
Genuine Hummer Part
Excellent Condition
115K Miles
1-Year Warranty
Located at York, Pennsylvania 17408
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
AWD, 6.0, AOT, CL
Genuine Hummer Part
Good Condition
181K Miles
1-Year Warranty
Located at Des Moines, Iowa 52537
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
4X4, 6.0, AOT-CL, RUNS GOOD SEE VIDEO
Genuine Hummer Part
Good Condition
234K Miles
1-Year Warranty
Located at Des Moines, Iowa 52537
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
134K
Genuine Hummer Part
Good Condition
134K Miles
1-Year Warranty
Located at York, Pennsylvania 17408
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
3-05, 6.0L, AT4, DENALI, ZIP VIDEO RAN
Genuine Hummer Part
Excellent Condition
205K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
6.0L, AT4, SLT, NOT RAN, COMP TEST DONE
Genuine Hummer Part
Good Condition
301K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.

2004 Hummer H2 Gas Engine
6.0L, AT4, DEN, VIDEO RAN, COMP TESTED
Genuine Hummer Part
Excellent Condition
243K Miles
1-Year Warranty
Located at Sioux Falls, South Dakota 57030
Availability varies by year, engine size, and fitment.
🔧 Engines – FAQs
Q: Do you sell used Hummer engines?
A: Yes. Automotix has sold hundreds of thousands of OEM used engines over the past 20+ years, including engines for many Hummer models.
Q: Is it safe to buy a used engine online?
A: Yes. Automotix verifies fitment using Hollander Interchange data and offers a 1-year warranty on eligible engines.
Q: How do I know the engine will fit my Hummer ?
A: Use the YMM selector to find a Hollander-verified engine that matches your exact vehicle configuration.
Q: Why do used engine prices vary?
A: Pricing depends on year, engine type, mileage, condition, and availability.


