Headlights
I had not watched it till just now.... In his defense he does have a soldering iron and solder shown and states that he is about to solder and button it up at the end so I'm assuming the hanging twisted on method was just for testing.
Me personally, if I were needing to replace that fuse I'd have some heat shrink slid up each wire side, solder new longer wires and would extend the wires for the fuse holder down to the junction block just above the left dead pedal area and install it under that junction block cover and put a label on the wire/fuse holder indicating what it is for to make it simple to change in the future if ever needed again.
Me personally, if I were needing to replace that fuse I'd have some heat shrink slid up each wire side, solder new longer wires and would extend the wires for the fuse holder down to the junction block just above the left dead pedal area and install it under that junction block cover and put a label on the wire/fuse holder indicating what it is for to make it simple to change in the future if ever needed again.
Will be a while before I can find time to look at the service document stuff but I can tell you this much. Everything electrical on the front of the steering wheel goes through the clockspring. The clockspring is a long thin flat flexible electrical circuit with a number of wires that connect at each end. That is coiled up in a casing and is what lets the electrical things like the airbag, horn, steering wheel buttons (and their backlights) work without having actual wires getting constantly twisted up and broken from turning the steering wheel.
The clockspring can indeed go partially bad but that is uncommon. Generally the only time the clockspring gets damaged is if the steering shaft is disconnected and then the steering wheel is rotated 360 degrees a few times - that will destroy the clockspring - but then no function on the wheel would work if that were to happen.
Also the steering wheel control buttons are the same ones used on all GM trucks. Even the steering wheels and airbags are interchangeable. I have an Escalade wood/leather steering wheel in my H2 and its the buttons that came on the Escalade wheel from the junkyard. I did use the Hummer airbag on it though as I was not really wanting a big caddy logo. lol
I'm not aware of any sort of inline 2a fuse as mentioned but that does not mean there is not one. However you can google for GM truck steering wheel control buttons not lighting up or not working and find a TON more results for the trucks since those are far more common than the Hummers. As long as its a model from the same year range with the same style steering wheel the buttons and how they work are pretty much identical.
Edit to add - a quick 30 second search found these - so yes apparently there is a fuse inline close to the BCM under the steering column... I think the last one is a video of someone replacing that fuse. I just googled "gm truck steering wheel buttons light 2a fuse"
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
Steering Wheel Control Light Fuse (?) - Diesel Place : Chevrolet and GMC Diesel Truck Forums
https://www.youtube.com/watch?v=0eqZ..._channel=NickF
The clockspring can indeed go partially bad but that is uncommon. Generally the only time the clockspring gets damaged is if the steering shaft is disconnected and then the steering wheel is rotated 360 degrees a few times - that will destroy the clockspring - but then no function on the wheel would work if that were to happen.
Also the steering wheel control buttons are the same ones used on all GM trucks. Even the steering wheels and airbags are interchangeable. I have an Escalade wood/leather steering wheel in my H2 and its the buttons that came on the Escalade wheel from the junkyard. I did use the Hummer airbag on it though as I was not really wanting a big caddy logo. lol
I'm not aware of any sort of inline 2a fuse as mentioned but that does not mean there is not one. However you can google for GM truck steering wheel control buttons not lighting up or not working and find a TON more results for the trucks since those are far more common than the Hummers. As long as its a model from the same year range with the same style steering wheel the buttons and how they work are pretty much identical.
Edit to add - a quick 30 second search found these - so yes apparently there is a fuse inline close to the BCM under the steering column... I think the last one is a video of someone replacing that fuse. I just googled "gm truck steering wheel buttons light 2a fuse"
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
Steering Wheel Control Light Fuse (?) - Diesel Place : Chevrolet and GMC Diesel Truck Forums
https://www.youtube.com/watch?v=0eqZ..._channel=NickF
No fuse wrapped up in a wire like shown in that video? It will be pretty small. I think you just did not find it. This is from the actual GM TIS Service system. Upper right on this diagram shows the 2A fuse and this is specifically for a Hummer H2. Brown /white wire that goes to pin C2 on the instrument panel relay block.
Just would hate for you to spend a ton on the clock spring and find out that it was not needed. Also - the clock spring for the same years GM trucks and full size SUV's is identical and as long as it is for a model with the same style steering wheel with steering wheel controls it will work. Truly Hummer specific parts do cost more - things like the driver door window switch module (DDM) is Hummer specific. Looks identical to other GM truck ones but certain things will not work right if its not the right one. Generic wiring only things like the clock spring are the same.
Just would hate for you to spend a ton on the clock spring and find out that it was not needed. Also - the clock spring for the same years GM trucks and full size SUV's is identical and as long as it is for a model with the same style steering wheel with steering wheel controls it will work. Truly Hummer specific parts do cost more - things like the driver door window switch module (DDM) is Hummer specific. Looks identical to other GM truck ones but certain things will not work right if its not the right one. Generic wiring only things like the clock spring are the same.
Last edited by MixManSC; Dec 16, 2017 at 06:29 PM.
Ok I will give it another look tomorrow, but I sure did not see any what looked like a fuse link. I will let you know because this getting to be a quagmire of a job. again thank you
No fuse wrapped up in a wire like shown in that video? It will be pretty small. I think you just did not find it. This is from the actual GM TIS Service system. Upper right on this diagram shows the 2A fuse and this is specifically for a Hummer H2. Brown /white wire that goes to pin C2 on the instrument panel relay block.
Just would hate for you to spend a ton on the clock spring and find out that it was not needed. Also - the clock spring for the same years GM trucks and full size SUV's is identical and as long as it is for a model with the same style steering wheel with steering wheel controls it will work. Truly Hummer specific parts do cost more - things like the driver door window switch module (DDM) is Hummer specific. Looks identical to other GM truck ones but certain things will not work right if its not the right one. Generic wiring only things like the clock spring are the same.
Just would hate for you to spend a ton on the clock spring and find out that it was not needed. Also - the clock spring for the same years GM trucks and full size SUV's is identical and as long as it is for a model with the same style steering wheel with steering wheel controls it will work. Truly Hummer specific parts do cost more - things like the driver door window switch module (DDM) is Hummer specific. Looks identical to other GM truck ones but certain things will not work right if its not the right one. Generic wiring only things like the clock spring are the same.
It will just be a couple inches or so long part on the wire where it has a black covered thicker spot.
This thread (seems you can click the attachments and view the images without an account) shows a few pics of it on a GM truck.
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
This thread (seems you can click the attachments and view the images without an account) shows a few pics of it on a GM truck.
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
So far the whole steering wheel harness is wrapped in blacked factory tape looks like I have to peel most of it away just to fine the inline fuse. It also look like the end the harness attaches to a black box labeled borg warner with 3 clips one labeled BLACK the second labeled GREEN and the other labeled BLACK I did see what looked to appear to be a brown and white wire this black box is located under your left knee if sitting in the drivers side, the only other black box is mounted to the firewall on the left side of the brake pedal .
It will just be a couple inches or so long part on the wire where it has a black covered thicker spot.
This thread (seems you can click the attachments and view the images without an account) shows a few pics of it on a GM truck.
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
This thread (seems you can click the attachments and view the images without an account) shows a few pics of it on a GM truck.
Fuse for steering wheel control lights - Chevy and GMC Duramax Diesel Forum
Well I could not find the wire or the fuse, the GM dealer Mech said hummesr DON'T have this 2 amp fuse that operate the light in the steering control buttons so I spent $204 for him to tell me that answer because that's what the dealership charge per hour if it has to deal with Elec issues. I showed him the wiring chart and he said its not from a hummer. I have seen people fix the issue on you tube as pictured above but again I sure can't find it. To top that GM no loner makes the harness anymore can't take a chance getting one from a salvage yard so I'm at a loss here unless someone out their can at least give me another ideal. The buttons functions work fine with the steering wheel and the radio and onstar, but they just don't light up. I also found out they no longer make the airbag for the H2 hummers, too funny might as well put a balloon in there.
The airbags are easy to find used...
That guy at the dealership is an idiot and flat out lied to you. That PDF I uploaded is correct and for a 2005 Hummer H2.
Here is another look at it. This version is more specific (the other shows a lot more of a general look at wiring system for locating things) for the dimming systems related to the steering wheel controls and is directly from the exact system that the GM dealerships use for technical repairs and troubleshooting and is specifically for a 2005 Hummer H2. So according to the dealership guy the document is not for a Hummer and on this one as well, then GM must be lying is this is an actual GM document and even on this one you can clearly see the 2A fuse. Just like GM does on every single other GM truck from 2003 through 2007. Except yours I guess according to that dealer you went to...
That stealership needs to go back and check again at no cost to you. Tell them to pull up the GM TIS System and search by Document Number for #1407197 then look it up by vehicle year/make model and look under Body>Lighting Systems>Interior Lights Dimming Schematics>Fig 4 and see what he finds... this document.
Its pretty sad when some guy on the internet is better at using the GM Technical Information System than some supposed tech at a dealership....
I will not have time during the week but just to see for myself, I'm going to try and make time to look on my 2003 and see if it has that. According the the ESI the 2003 H2 (Document #831493) has the same fuse in the same place....
This thread on here also shows it... https://www.hummerforums.com/forum/h...ighting-26868/
I guess it could be what that guy had though. On his a different issue but similar and his was a wire on some connector had come out of the connector itself. Also tricky to locate. That being said I'd still push the dealer for lying (that fuse is very clearly in the genuine GM documents for a Hummer H2 and its also on EVERY GM truck that uses that exact same style steering wheel with steering wheel controls) and try to make them check again at no cost.
I just feel bad that they charged you for that and then denied that the diagram I uploaded was for an H2. It most certainly is.
That guy at the dealership is an idiot and flat out lied to you. That PDF I uploaded is correct and for a 2005 Hummer H2.
Here is another look at it. This version is more specific (the other shows a lot more of a general look at wiring system for locating things) for the dimming systems related to the steering wheel controls and is directly from the exact system that the GM dealerships use for technical repairs and troubleshooting and is specifically for a 2005 Hummer H2. So according to the dealership guy the document is not for a Hummer and on this one as well, then GM must be lying is this is an actual GM document and even on this one you can clearly see the 2A fuse. Just like GM does on every single other GM truck from 2003 through 2007. Except yours I guess according to that dealer you went to...

That stealership needs to go back and check again at no cost to you. Tell them to pull up the GM TIS System and search by Document Number for #1407197 then look it up by vehicle year/make model and look under Body>Lighting Systems>Interior Lights Dimming Schematics>Fig 4 and see what he finds... this document.
Its pretty sad when some guy on the internet is better at using the GM Technical Information System than some supposed tech at a dealership....
I will not have time during the week but just to see for myself, I'm going to try and make time to look on my 2003 and see if it has that. According the the ESI the 2003 H2 (Document #831493) has the same fuse in the same place....
This thread on here also shows it... https://www.hummerforums.com/forum/h...ighting-26868/
I guess it could be what that guy had though. On his a different issue but similar and his was a wire on some connector had come out of the connector itself. Also tricky to locate. That being said I'd still push the dealer for lying (that fuse is very clearly in the genuine GM documents for a Hummer H2 and its also on EVERY GM truck that uses that exact same style steering wheel with steering wheel controls) and try to make them check again at no cost.
I just feel bad that they charged you for that and then denied that the diagram I uploaded was for an H2. It most certainly is.
Last edited by MixManSC; Jan 2, 2018 at 06:37 PM.
The airbags are easy to find used...
That guy at the dealership is an idiot and flat out lied to you. That PDF I uploaded is correct and for a 2005 Hummer H2.
Here is another look at it. This version is more specific (the other shows a lot more of a general look at wiring system for locating things) for the dimming systems related to the steering wheel controls and is directly from the exact system that the GM dealerships use for technical repairs and troubleshooting and is specifically for a 2005 Hummer H2. So according to the dealership guy the document is not for a Hummer and on this one as well, then GM must be lying is this is an actual GM document and even on this one you can clearly see the 2A fuse. Just like GM does on every single other GM truck from 2003 through 2007. Except yours I guess according to that dealer you went to...
That stealership needs to go back and check again at no cost to you. Tell them to pull up the GM TIS System and search by Document Number for #1407197 then look it up by vehicle year/make model and look under Body>Lighting Systems>Interior Lights Dimming Schematics>Fig 4 and see what he finds... this document.
Its pretty sad when some guy on the internet is better at using the GM Technical Information System than some supposed tech at a dealership....
I will not have time during the week but just to see for myself, I'm going to try and make time to look on my 2003 and see if it has that. According the the ESI the 2003 H2 (Document #831493) has the same fuse in the same place....
This thread on here also shows it... https://www.hummerforums.com/forum/h...ighting-26868/
I guess it could be what that guy had though. On his a different issue but similar and his was a wire on some connector had come out of the connector itself. Also tricky to locate. That being said I'd still push the dealer for lying (that fuse is very clearly in the genuine GM documents for a Hummer H2 and its also on EVERY GM truck that uses that exact same style steering wheel with steering wheel controls) and try to make them check again at no cost.
I just feel bad that they charged you for that and then denied that the diagram I uploaded was for an H2. It most certainly is.
That guy at the dealership is an idiot and flat out lied to you. That PDF I uploaded is correct and for a 2005 Hummer H2.
Here is another look at it. This version is more specific (the other shows a lot more of a general look at wiring system for locating things) for the dimming systems related to the steering wheel controls and is directly from the exact system that the GM dealerships use for technical repairs and troubleshooting and is specifically for a 2005 Hummer H2. So according to the dealership guy the document is not for a Hummer and on this one as well, then GM must be lying is this is an actual GM document and even on this one you can clearly see the 2A fuse. Just like GM does on every single other GM truck from 2003 through 2007. Except yours I guess according to that dealer you went to...

That stealership needs to go back and check again at no cost to you. Tell them to pull up the GM TIS System and search by Document Number for #1407197 then look it up by vehicle year/make model and look under Body>Lighting Systems>Interior Lights Dimming Schematics>Fig 4 and see what he finds... this document.
Its pretty sad when some guy on the internet is better at using the GM Technical Information System than some supposed tech at a dealership....
I will not have time during the week but just to see for myself, I'm going to try and make time to look on my 2003 and see if it has that. According the the ESI the 2003 H2 (Document #831493) has the same fuse in the same place....
This thread on here also shows it... https://www.hummerforums.com/forum/h...ighting-26868/
I guess it could be what that guy had though. On his a different issue but similar and his was a wire on some connector had come out of the connector itself. Also tricky to locate. That being said I'd still push the dealer for lying (that fuse is very clearly in the genuine GM documents for a Hummer H2 and its also on EVERY GM truck that uses that exact same style steering wheel with steering wheel controls) and try to make them check again at no cost.
I just feel bad that they charged you for that and then denied that the diagram I uploaded was for an H2. It most certainly is.
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