2020 GMC Sierra 3500 HD control modules & parts
214 refurbished parts are available for the 2020 GMC Sierra 3500 HD. Each listing shows the exact vehicles and engines it fits; match the part number on your original unit before ordering.
Engines: 6.6L V8 – Diesel, 6.6L V8 – Gas
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Parking Assist Control Module – GM (84421595)
sku: 84421595
$799.99 Add to Cart -

Pickup Box Tailgate – GM (84834030)
sku: 84834030
$799.99 Add to Cart -

Radio Amplifier – GM (84503463)
sku: 84503463
$799.99 Add to Cart -

Radio Antenna – GM (84257258)
sku: 84257258
$799.99 Add to Cart -

Radio Control – GM (23249910)
sku: 23249910
$799.99 Add to Cart -

Radio Control – GM (84540939)
sku: 84540939
$799.99 Add to Cart -

Radio Control – GM (84540946)
sku: 84540946
$799.99 Add to Cart -

Radio Control – GM (84540947)
sku: 84540947
$799.99 Add to Cart -

Radio Control Unit – GM (84278528)
sku: 84278528
$799.99 Add to Cart -

Radio Control Unit – GM (84361174)
sku: 84361174
$799.99 Add to Cart -

Radio Control Unit – GM (84361178)
sku: 84361178
$799.99 Add to Cart -

Radio Control Unit – GM (84799524)
sku: 84799524
$799.99 Add to Cart -

Radio Control Unit – GM (84988354)
sku: 84988354
$799.99 Add to Cart -

Radio Control Unit – GM (85138665)
sku: 85138665
$799.99 Add to Cart -

Radio Control Unit – GM (85521706)
sku: 85521706
$799.99 Add to Cart -

Radio Control Unit – GM (86785525)
sku: 86785525
$799.99 Add to Cart -
Sale!

Radio Function Switch – GM (84799539)
sku: 84799539
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Radio Switch – GM (23134239)
sku: 23134239
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Radio Switch – GM (23134240)
sku: 23134240
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Radio Switch – GM (23262276)
sku: 23262276
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Radio Switch – GM (23262277)
sku: 23262277
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Rear Driver Side ABS Wheel Speed Sensor – GM (84642115)
sku: 84642115
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Rear Driver Side ABS Wheel Speed Sensor – GM (85564682)
sku: 85564682
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart -
Sale!

Rear Passenger Side ABS Wheel Speed Sensor – GM (84642116)
sku: 84642116
Original price was: $799.99.$559.99Current price is: $559.99. Add to Cart