Specifications:

  • Fits LH (Driver Side) OUTER
    • Quarter Panel Mounted
  • Replaces dealer part number: 20912757
  • Includes lens & housing
  • Direct replacement
  • Built to strict quality control standards
This taillight is a great replacement and has good cost savings over a taillight from the dealer.
Direct Fit Replacement

Direct fit replacement for OEM assembly

Trouble-free Installation

Uses same wiring as original assembly.  No cutting or splicing required.

DOT and SAE Compliant

Meets federal regulations for on-road use

Part Details

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

Bulb Note:

Unless otherwise noted, our lights do not include bulbs, though occasionally lighting manufacturers do include bulbs in the lights. If you happen to receive a lighting product (Headlight, Tail light, parking light, fog light etc.) that comes with the bulbs, the bulbs are not covered under our warranty. Our warranty applies only to the light assembly.

  1. step : Removing the Outer Tail Light Housing (1:03)
    • Pry off the covers on the tail light
    • Remove the two 7mm screws from the tail light
    • Pry the tail light out
    • Disconnect the wiring harness
  2. step : Installing the Outer Tail Light Housing (1:55)
    • Connect the wiring harness
    • Plug the wiring harness in
    • Tighten the two 7mm screws to the tail light
    • Press the covers on the tail light

Tools needed for replacement:

    Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 7mm Socket

5.0 / 5.0
4 Reviews
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1A is always there for me with the best prices and service.
I had a little trouble backing into my parking spot at my house and broke the drivers side rear tail light. I searched several auto parts companies online but came back to 1A Auto for my purchase. I have used 1A in the past for my auto needs and found them to have fast service and if you do have a problem with one of their products, they also solve it fast. I ordered my tail light and it was on my door step just a day later. I also like their how-to install videos, they have saved me a lot of time. I would highly recommend 1A to all my friends.
May 1, 2018
Purchased
3 months ago
tail lite repar by a clutz
I was extremely happy with the web site and the product. It came when they said it would. I had the wife time me for how long it would take. 13 minutes and I did not brake anything. it works great.
March 20, 2018
Purchased
4 months ago
I liked the fast service. I will recommend you guys to my friends.The light works great. Thank You
January 21, 2018
Purchased
6 months ago
Driver tail light assembly
The quality and appearance are out standing . Came a complete unit installation was very simple outstanding delivery time
July 2, 2017
Purchased
1 year ago
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Vehicle Fit

  • 2007-2012 GMC Acadia Outer Tail Light Driver Side

This part replaces:

  • Hollander 166-00346L
  • OE # 20912757
  • Partslink GM2800216
  • TYC 11-6430-00-1
  • DEPO 335-1941R-AF
Part #: 1ALTL01707

How-to Video:

(02:46 min)