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2018 GMC Sierra 3500 HD

2018 GMC Sierra 3500 HD Tail Light Wiring Harnesses

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Driver Side - Tail Light Wiring Harness - Direct Fit, Sold individually
Part Number: AC23295980
Guaranteed to Fit
$51.99
Vehicle Fitment
  • 2018 GMC Sierra 3500 HD SLE All Engines 97.6 in. Bed, Fleetside, 4-Door, Extended Cab Pickup, 158.1 in. Wheelbase, Pubx(E63); Single Rear Wheel
  • 2018 GMC Sierra 3500 HD SLT All Engines 78.8 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 153.7 in. Wheelbase, Pubx(E63)
  • 2018 GMC Sierra 3500 HD Base All Engines 78.8 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 153.7 in. Wheelbase, Pubx(E63)
Product Details
Notes : 43.36 in. L Wiring Harness; (8) Connectors; Male End 1 and End 2 Connectors; Female End 3 Connector; Blade, Female End 1, End 2, and End 3 TerminalsWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
GM Original Equipment Series Tail Light Wiring Harness - Direct Fit, Sold individually
Part Number: AC23295977
Guaranteed to Fit
$68.49
Vehicle Fitment
  • 2018 GMC Sierra 3500 HD SLE All Engines 97.6 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 167.7 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
  • 2018 GMC Sierra 3500 HD Base All Engines 97.6 in. Bed, Fleetside, 4-Door, Extended Cab Pickup, 158.1 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
  • 2018 GMC Sierra 3500 HD SLT All Engines 97.6 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 167.7 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
Product Details
Notes : (7) Connectors; 68.39 in. Length Wiring HarnessWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
GM Original Equipment Series Tail Light Wiring Harness - Direct Fit, Sold individually
Part Number: AC23295978
Guaranteed to Fit
$58.99
Vehicle Fitment
  • 2018 GMC Sierra 3500 HD SLE All Engines 97.6 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 167.7 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
  • 2018 GMC Sierra 3500 HD Base All Engines 97.6 in. Bed, Fleetside, 4-Door, Extended Cab Pickup, 158.1 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
  • 2018 GMC Sierra 3500 HD SLT All Engines 97.6 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 167.7 in. Wheelbase, Fleetside Pubx(E63), Except Single Rear Wheels(Srw)
Product Details
Notes : 43.21 in. L Wiring Harness; (7) Connectors; Male End 1 and End 2 Connectors; Female End 3 Connector; Blade, Female End 1 and End 2 Terminals; Blade, Male End 3 TerminalWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
OE Replacement Series Tail Light Wiring Harness - Direct Fit, Sold individually
Part Number: AC23295979
Guaranteed to Fit
$47.49
Vehicle Fitment
  • 2018 GMC Sierra 3500 HD SLE All Engines 97.6 in. Bed, Fleetside, 4-Door, Crew Cab Pickup, 167.7 in. Wheelbase, Fleetside Pubx(E63), Single Rear Wheels(Srw)
  • 2018 GMC Sierra 3500 HD SLT All Engines 97.6 in. Bed, Fleetside, 4-Door, Extended Cab Pickup, 158.1 in. Wheelbase, FLEETSIDE PUBX(E63), SINGLE REAR WHEELS(SRW)
  • 2018 GMC Sierra 3500 HD Base All Engines 97.6 in. Bed, Fleetside, 2-Door, Standard Cab Pickup, 133.6 in. Wheelbase, FLEETSIDE PUBX(E63), SINGLE REAR WHEELS(SRW)
Product Details
Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Replacement SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
Page 1 of 1 | Showing 1 - 4 of 4 results

Top Rated Products

Same OEM part. Fit just like it should!
Chris H.
VERIFIED PURCHASER
I accidentally ordered the wrong harness and they accepted the return and I ordered tSee More
Riley G.
VERIFIED PURCHASER

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Product Questions & Answers

Q:Is this for both side’s?
Carl T.
A:BEST ANSWERHi Carl, I'm glad to assist you. No, this is for one side only. If you need both sides, please order two pieces of this one. Grab our discounted sale price offer and click the link below to order today. I hope this helps. Happy shopping. https://www.carparts.com/tail-light-wiring-harness/ac-delco/ac23295977?can=CPJE1043_20220416 Show less
Jeonino E.
 
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Q:(2017 Chevy Silverado Ltz midnight edition) I had bought aftermarket tail lights that are marked as not for use of factory led taillight harnesses. Would this replacement work? It looks similar but can’t tell for certain with the photos. Show Less
Gabee
A:BEST ANSWERHi Gabe, thank you for reaching out. This item is for models with halogen tail lights. If you have halogen tail lights, you can use this link to continue ordering this part at a discounted price today: https://www.carparts.com/tail-light-wiring-harness/ac-delco/ac23295978?can=CPAP3648_CSQA_20230808 I hope this helps. Happy shopping. Show less
Aldrin P.
 
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