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Hello everyone, As luck would have it, Hummer H3 sunroof is stuck open. It sounds like it’s stuck. Need to close it before it starts raining. Anyone have some experience with this? Any suggestions before I get started?

I currently have a 2018 ZR2 diesel I really enjoy the truck, it’s a beast but I have always wanted the the H3T Alpha (I also have an H3 3.5). 1. What would you guys prefer???? 2. Would you trade for the H3T???

Hello guys, Well I am coming back to the well of knowledge. My H3 is the 06 3.5L with a rancho lift. I am running 35 tires. I have always heard about tuning h3. Is there any recommendation regarding this topic?

Just finished installing a volant cold air intake. Man o Man what a difference!!!!

Hello everyone, I have ignition coil code. I am planning on replacing all the coils and spark plugs. I was wondering if any knows the part # for a 2006 H3 3.5l ignition coils (OEM)? Can’t seem to find them online

Hello Everyone, I was wondering if anyone had the 2006 Hummer maintenance schedule handy. I just crossed 100k and was wondering if I needed to perform any essential maintenance such as timing chain, oil pump etc. any guidance would be appreciated

Hello everyone, I wanted to get a sense of the kinda mileage the H3 can achieve? Any information about important engine care products, upgrades and/or services would be appreciated. I just hit 99,000 miles on my rig.

Just got my H3 back. My transmission gave out about a 1.5 ago. I put my H3 in storage while working on other projects. I finally decided it was the right time to bring it back to life!!! It came out great and running like new again. While working on the H3 the past couple of weeks, I realized...

Hello everyone, We had the opportunity to go camping to Pismo Beach and play in the dunes. Here are a couple of pictures

Can007 submitted a new Showcase Item: 2006 Hummer H3 Read more about this showcase item here...