Interior LED How to

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BlackedOutHoe

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This is an easy swap. Just take your time.

This is for the 95-99 GMT-400 truck and SUV gauge clusters.

Things you will need:
(6) 194 LED bulbs. color of your choice. The bulbs you want are available from superbrightLEDS.com. They are the WLED-x bulbs, they look like this. The 120 degree viewing angle.

ledset.jpg


These bulbs provide the best light output for this application, they don't leave hot spots like other types of bulbs.

Tools:
-7mm nut driver, or a 1/4" 7mm socket and extention with a ratchet.
-Small flathead screwdriver

Start off by tilting the steering wheel as low as it can go. Also put the gear selector all the way down into 1. (you will need to have the key on to get it out of park, and set parking brake)
LEDgaugesinstallandsomebms011.jpg


Then start pulling off your dash bezel. Take your time, you wouldn't want to break any clips.
LEDgaugesinstallandsomebms012.jpg


Be aware of the things that have wires running to them that mount to your bezel. Such as the headlight controls
LEDgaugesinstallandsomebms013.jpg


And the rear hatch popper and wiper controls for you Tahoe boys, or cargo lamp if you have a pickup.. Also if you have push button 4x4, you'll need to unplug those as well.
LEDgaugesinstallandsomebms014.jpg


Naked dash
LEDgaugesinstallandsomebms015.jpg


Dash bezel
LEDgaugesinstallandsomebms016.jpg


Next is to take out the four 7mm screws that hold the gauge cluster in place. Use the nut driver for this.

Cluster
LEDgaugesinstallandsomebms018.jpg


Flip it over to get to the bulbs you will be pulling out. There are six of them, and they all say "ILL" next to them
LEDgaugesinstallandsomebms019.jpg


On the left is the bulb you're taking out, on the right is the LED you'll be putting back in.
LEDgaugesinstallandsomebms020.jpg


**IMPORTANT** Before you screw the cluster back in, simply place it back where it goes, and then take the headlight controls off of the bezel. Then reconnect it to the wire you took it off. This will allow you to test your lights to make sure all the LEDs are facing the right way. If they do not work, pull the cluster back out and turn the bulbs 180°. They should work then.

Once you get them in and working correctly, simply put the cluster back in and screw the screws back in.
LEDgaugesinstallandsomebms022.jpg


Then reverse the process you did to get them in. Be careful as to not tangle or twist the wires that connect to the controls that mount to the bezel.




I also did my HVAC controls. Those take T1.5 bulbs, which are also available from superbrightleds.com. Installation for those are pretty much the same for the cluster. Remove the HVAC controller, turn it over and find the four bulbs that illuminate the face of the HVAC controller and replaced them the LEDs. You will need 4 bulbs for this.

Finished Product:

IMG_1851.gif

IMG_1857.gif


Enjoy! :rocking::ehcapt:
 
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BOSS

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Great thread! Sticky material for sure :waytogo:

B
 

boble94

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are the bulbs for the defrost button, etc. the same?
i'm interested in changing alll for match.
:)
 

Narco

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damn i wish the NBS was this easy to do...i cant solder for shit
 

Low97tahoE

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just to let everyone know, i have done this mod and the a/c and recirculate button are also T1.5's...i am pretty sure the rear defrost one cannot be changed (i dont use that anyway)...also, the headlight switch has 1 bulb...it is a 3mm neowedge bulb (i didnt know that when i did mine so i filed out the hole and put a T1.5 in it,works fine) and the power window switches i believe are also 3mm, but the power locks one looks smaller (i just took the bulbs out of those)...or maybe the windows are 4mm and the locks are 3mm...im not real sure on those....also, my cousin just order all his bulbs to do the swap, and we measured the hole for the headlight switch bulb, ill let u know if it is infact a 3mm (superbrightleds.com also sells the neowedge)....i will also post in here when i find out what exactly fits in the doors....one of my buddies just ordered about 5 each of the 3mm, 4mm, and 5mm...so ill let u know what fits
 
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Low97tahoE

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Balckedouthoe, how is the blue on the eyes while driving at night?

i know you werent asking me but i can tell u my uncle has the 4 led blue ones and i have the w-led single led 120 degree angle blue

the 4 led blue ones are way too bright, i think my w-led blue wide angle is perfect and doesnt hurt my eyes, the dimmer no longer works with led's but it doesnt matter because its the perfect color.....

check out www.cardomain.com/id/low97tahoe to see my gauges and a/c and headlight switch...i changed my a/c and recirculate button to white and i think it looks good
 

Spencer2009

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i know you werent asking me but i can tell u my uncle has the 4 led blue ones and i have the w-led single led 120 degree angle blue

the 4 led blue ones are way too bright, i think my w-led blue wide angle is perfect and doesnt hurt my eyes, the dimmer no longer works with led's but it doesnt matter because its the perfect color.....

check out www.cardomain.com/id/low97tahoe to see my gauges and a/c and headlight switch...i changed my a/c and recirculate button to white and i think it looks good

You got your leds from superbrightleds.com?

By the way, sweet ride!
 

haks310

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just to let everyone know, i have done this mod and the a/c and recirculate button are also T1.5's...i am pretty sure the rear defrost one cannot be changed (i dont use that anyway)...also, the headlight switch has 1 bulb...it is a 3mm neowedge bulb (i didnt know that when i did mine so i filed out the hole and put a T1.5 in it,works fine) and the power window switches i believe are also 3mm, but the power locks one looks smaller (i just took the bulbs out of those)...or maybe the windows are 4mm and the locks are 3mm...im not real sure on those....also, my cousin just order all his bulbs to do the swap, and we measured the hole for the headlight switch bulb, ill let u know if it is infact a 3mm (superbrightleds.com also sells the neowedge)....i will also post in here when i find out what exactly fits in the doors....one of my buddies just ordered about 5 each of the 3mm, 4mm, and 5mm...so ill let u know what fits

Its been done:
http://tahoeyukonforum.com/forum/showthread.php?t=1352
 

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