ACDelco 22807122 GM HVAC A/C Fan Blower Resistor Fix GMC Missing Speed Settings

Description

GM makes two different versions of resistors for the same truck:
Double-hole VS Single-hole on each side, please compare
with the original, if you need a Double-hole version,
it is available at
https://www.ebay.com/itm/284178065438
Chevrolet Silverado Blower Motor Speed Control Resistor
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Using the eBay App? Paste link into a browser window:
How to check if you have a single ear or double ear?(YouTube video above for your reference)
1,Use a 7 mm socket to remove the four screws that hold the black cover underneath the glovebox and you'll see the resistor and mounting holes.
How to test if you have a faulty resistor?
2,Unplug the two harness connections
3,
Use a 5.5mm socket to
remove two screws(if you have single ear version) or four screws(if you have a double ear version)
4,There is one small resistor on the top and set of 2 soldered horizontally on the bottom of the unit,
5,Use a multimeter to test continuity through the top resistor, bottom resistors
6, If top resistor is burnt out, you're missing fan speed settings 1,2,3 and 4
if bottom two resistors are burnt out, you're missing fan speed setting 5
7, Replace with new resistor unit
8, Test before you put everything back.
Genuine ACDelco GM Part,
YOU'LL GET EXACTLY WHAT YOU SEE IN THE IMAGES ABOVE, WILL SHIP INSIDE A HARD CARDBOARD BOX.
FITMENT LIST:(PLEASE VERIFY IF YOU HAVE A DOUBLE HOLE OR SINGLE HOLE VERSION)
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Chevrolet
(14)
2003-2007
Avalanche 1500
(2)
2003-2003
2003
5.3L V8 VIN:T
2003
5.3L V8 VIN:Z
Silverado 1500 Classic
(6)
2007-2007
2007
6.0L V8 VIN:N,U
2007
4.8L V8 VIN:V
2007
5.3L V8 VIN:T
2007
5.3L V8 ELECTRIC/GAS VIN:T
2007
5.3L V8 VIN:Z
2007
4.3L V6 VIN:X
Silverado 2500 HD Classic
(3)
2007-2007
2007
6.6L V8 Turbo DIESEL VIN:D
2007
8.1L V8 VIN:G
2007
6.0L V8 VIN:U
Silverado 3500 Classic
(3)
2007-2007
2007
6.6L V8 Turbo DIESEL VIN:D
2007
8.1L V8 VIN:G
2007
6.0L V8 VIN:U
GMC
(9)
2007-2007
Sierra 1500 Classic
(6)
2007-2007
2007
6.0L V8 VIN:N,U
2007
4.8L V8 VIN:V
2007
5.3L V8 VIN:T
2007
5.3L V8 ELECTRIC/GAS VIN:T
2007
5.3L V8 VIN:Z
2007
4.3L V6 VIN:X
Sierra 2500 HD Classic
(3)
2007-2007
2007
6.6L V8 Turbo DIESEL VIN:D
2007
8.1L V8 VIN:G
2007
6.0L V8 VIN:U