Electrical Components for 2021 GMC Sierra 1500
No.
Part # / Description / Price
Price
1
Park Assist Alarm Sensor 
GM
GM Description: Measure the distance between the vehicle and nearby objects
Alerts driver of potential obstacles to parking
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $62.65
$41.99
MSRP $62.65
$41.99
3
Park Sensor Bracket (Replaces Part Number 84590531) GM
GM Positions: Right
Description: 2020-23, outer. Without super cruise without zr2 bison. outer.
MSRP $62.57
$34.81
MSRP $62.57
$34.81
3
Park Sensor Bracket (Replaces Part Number 84590530) GM
GM Positions: Right
Description: 2020-23, inner. Without super cruise without zr2 bison. inner.
MSRP $66.17
$36.81
MSRP $66.17
$36.81
3
Bracket Replaces Part Number 84590529 GM
GM Positions: Left
Description: 2020-23, inner. Without super cruise without zr2 bison. inner.
MSRP $65.55
$36.47
MSRP $65.55
$36.47
3
Bracket GM
GM Positions: Left
Description: 2020-23, outer. Without super cruise without zr2 bison. outer.
MSRP $62.57
$34.81
MSRP $62.57
$34.81
4
Rear Object Alarm Sensor Wiring Harness GM
GM Notes: PARTS: Order by description.
Description: Without blind spot. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $116.46
$73.69
MSRP $116.46
$73.69
4
Parking Aid System Wiring Harness GM
GM Notes: PARTS: Order by description.
Description: Without aev edition, with blind spot. Without bison edition, with blind spot. Without super cruise without zr2 bison. with blind spot.
MSRP $145.95
$92.36
MSRP $145.95
$92.36
5
Driver Side Object Sensing Alert Module (Replaces 84690956) GM
GM Positions: Left
Description: Designed to translate various signals to trigger alerts of nearby objects
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $213.31
$142.64
MSRP $213.31
$142.64
5
Side Object Sensing Alert Module GM
GM Positions: Right
Description: Designed to translate various signals to trigger alerts of nearby objects
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $192.96
$129.03
MSRP $192.96
$129.03
6
Driver Side Object Sensing Alert Module Bracket GM
GM Positions: Left
Description: Type 2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $43.61
$24.31
MSRP $43.61
$24.31
6
Passenger Side Object Sensing Alert Module Bracket GM
GM Positions: Right
Description: Type 2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $46.11
$25.70
MSRP $46.11
$25.70
7
Backup Alarm GM
GM Description: Backup alarm. Silverado, sierra. Reverse sensing system, 2007-09, 3/4 & 1 ton. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $344.50
$191.20
MSRP $344.50
$191.20
8
Multi-Purpose Bolt (THIS A SINGLE BOLT. NOT A PACKAGE OF 10) GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $15.00
$9.52
MSRP $15.00
$9.52
9
Multi-Purpose Nut GM
GM Description: With active shutter, with dual shutter. Without active shutter. Front panel,U-nut. Air bags. 6x1.0mm. Without full led. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
1
F Harness (Replaces Part Number 84337857) GM
GM Description: At4, slt, denali. Base, sle, elevation. with fog lamps. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $119.13
$75.38
MSRP $119.13
$75.38
2
Park Assist Alarm Sensor GM
GM Description: Measure the distance between the vehicle and nearby objects
Alerts driver of potential obstacles to parking
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $62.65
$41.99
MSRP $62.65
$41.99
4
Sensor Bracket GM
GM Positions: Right
Description: Base, pro, sle, elevtn, inner. At4, slt, denali, inner.
MSRP $58.48
$32.53
MSRP $58.48
$32.53
4
Sensor Bracket GM
GM Positions: Right
Description: Base, pro, sle, elevtn, outer. At4, slt, denali, outer.
MSRP $58.48
$32.53
MSRP $58.48
$32.53
4
Sensor Bracket GM
GM Positions: Left
Description: Base, pro, sle, elevtn, inner. At4, slt, denali, inner.
MSRP $58.48
$32.53
MSRP $58.48
$32.53
4
Sensor Bracket GM
GM Positions: Left
Description: Base, pro, sle, elevtn, outer. At4, slt, denali, outer.
MSRP $58.48
$32.53
MSRP $58.48
$32.53
Related Parts
Part # / Description / Price
Price
Headlamp Assembly Bolt (Replaces Part Number 11609489) Offered as 1 Priced as Each GM
GM Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.83
$5.93
MSRP $8.83
$5.93