HomeElectrical, Lighting and Body > Lighting - ExteriorTechPro GM1221142 Headlight Mounting Panel - Left
Part #: GM1221142

TechPro GM1221142 Headlight Mounting Panel - Left

Left
15 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Allure, LaCrosse, and Regal
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TechPro GM1221142 Headlight Mounting Panel

TechPro GM1221142 is a left headlight mounting panel for select Buick applications. It is built to match the original mounting location and dimensions needed to support proper headlamp alignment on compatible vehicles.

Key Features

  • Headlight mounting panel for the left side
  • Part number: GM1221142
  • Dimensions: 14.82 in. length, 10.92 in. width, 1.95 in. height
  • Weight: 9 lb
  • Cross-reference: 84415350
  • Fits 2011-2017 Buick Regal, left
  • Fits 2010-2016 Buick LaCrosse, left
  • Fits 2010 Buick Allure, left

Detailed Description

This TechPro headlight mounting panel is a direct-fit body lighting component for Buick Regal, Buick LaCrosse, and Buick Allure models listed in the fitment data. The GM1221142 panel measures 14.82 inches long, 10.92 inches wide, and 1.95 inches high, giving it the physical profile needed for the left-side headlamp support structure. Use this part when replacing a damaged or missing mounting panel and restoring the original headlight attachment point on the vehicle.

This part cross-references 84415350 for the same application.

What This Part Helps Address

  • Broken or bent left headlight mounting support
  • Misaligned headlamp assembly on Buick Regal, Buick LaCrosse, or Buick Allure
  • Damage from front-end impact affecting the lighting bracket area
  • Improper headlight positioning after body repair
  • Loss of structural support around the exterior lighting assembly

Installation Notes and Tips

Verify left-side fitment before installation and compare the panel dimensions to the original component. Confirm the vehicle application by year, make, and model: Fits 2011-2017 Buick Regal, left; Fits 2010-2016 Buick LaCrosse, left; Fits 2010 Buick Allure, left. Check surrounding lighting and body mounting points for damage before final assembly so the headlamp can sit correctly.

Quality Assurance

TechPro replacement body and lighting components are cataloged for application-specific fitment. Confirm OEM reference 84415350 and part number GM1221142 against the vehicle before ordering.

BrandTechPro
Part NumberGM1221142
HEIGHT (In)1.95
LENGTH (In)14.82
WEIGHT (lbs)9
WIDTH (In)10.92

This part fits 15 vehicles. Search below:

YearMakeModelPositionNotes
2017BuickRegalLeftOEM: 84415350
2016BuickLaCrosseLeftOEM: 84415350
2016BuickRegalLeftOEM: 84415350
2015BuickLaCrosseLeftOEM: 84415350
2015BuickRegalLeftOEM: 84415350
2014BuickLaCrosseLeftOEM: 84415350
2014BuickRegalLeftOEM: 84415350
2013BuickLaCrosseLeftOEM: 84415350
2013BuickRegalLeftOEM: 84415350
2012BuickLaCrosseLeftOEM: 84415350
2012BuickRegalLeftOEM: 84415350
2011BuickLaCrosseLeftOEM: 84415350
2011BuickRegalLeftOEM: 84415350
2010BuickAllureLeftOEM: 84415350
2010BuickLaCrosseLeftOEM: 84415350

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

84415350

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.