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
$43.02
MSRP $62.65
$43.02
3
Bracket GM
GM Positions: Right
Description: 2020-23, outer. Without super cruise without zr2 bison. outer.
MSRP $62.57
$35.67
MSRP $62.57
$35.67
3
Bracket GM
GM Positions: Right
Description: 2020-23, inner. Without super cruise without zr2 bison. inner.
MSRP $66.17
$37.72
MSRP $66.17
$37.72
3
Bracket GM
GM Positions: Left
Description: 2020-23, inner. Without super cruise without zr2 bison. inner.
MSRP $65.55
$37.37
MSRP $65.55
$37.37
3
Bracket GM
GM Positions: Left
Description: 2020-23, outer. Without super cruise without zr2 bison. outer.
MSRP $62.57
$35.67
MSRP $62.57
$35.67
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
MSRP $116.46
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
MSRP $145.95
5
Driver Side Object Sensing Alert Module 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
MSRP $213.31
$140.71
MSRP $213.31
$140.71
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
$127.28
MSRP $192.96
$127.28
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
$24.85
MSRP $43.61
$24.85
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
$26.28
MSRP $46.11
$26.28
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
$188.61
MSRP $344.50
$188.61
8
Multi-Purpose Bolt GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $15.00
$10.59
MSRP $15.00
$10.59
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
MSRP $9.58
$6.77
MSRP $9.58
$6.77
No.
Part # / Description / Price
Price
1
Front Object Alarm Sensor Wiring Harness 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
MSRP $119.13
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
$43.02
MSRP $62.65
$43.02
4
Sensor Bracket GM
GM Positions: Right
Description: Base, pro, sle, elevtn, inner. At4, slt, denali, inner.
MSRP $58.48
$33.33
MSRP $58.48
$33.33
4
Sensor Bracket GM
GM Positions: Right
Description: Base, pro, sle, elevtn, outer. At4, slt, denali, outer.
MSRP $58.48
$33.33
MSRP $58.48
$33.33
4
Sensor Bracket GM
GM Positions: Left
Description: Base, pro, sle, elevtn, inner. At4, slt, denali, inner.
MSRP $58.48
$33.33
MSRP $58.48
$33.33
4
Sensor Bracket GM
GM Positions: Left
Description: Base, pro, sle, elevtn, outer. At4, slt, denali, outer.
MSRP $58.48
$33.33
MSRP $58.48
$33.33
Related Parts
Part # / Description / Price
Price
M4.2x1.41x25 Multi-Purpose Bolt 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