Used 2020 GMC Terrain headlight assembly – HID (opt T4F), LH

Year & trim-specific price guide

Used 2020 GMC Terrain Headlight Assembly — HID (opt T4F), LH prices

Trim-specific pricing for the HID (opt T4F), LH variant of the 2020 GMC Terrain headlight assembly, built from 29 real salvage yard listings with condition grade detail.

2020 GMC Terrain · HID (opt T4F), LH

$750

median asking price

29 priced listings · $475–$950

Price summary

A used 2020 GMC Terrain headlight assembly (HID (opt T4F), LH) costs $475 to $950, with a median asking price of $750. Based on 29 priced salvage yard listings across the US, updated Sep 9, 2026. Prices exclude shipping, core charges, and installation.

2020 GMC Terrain headlight assembly — HID (opt T4F), LH price snapshot

USD
Low
$475
Average
$720
High
$950
29 priced listings used · last updated Sep 9, 2026· How we price·

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Reporting price for 2020 GMC Terrain Headlight Assembly (HID (opt T4F), LH)

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Condition comparison

Price by part grade

Grade AClean / low wearUpdating
Grade BStandard usedUpdating
Grade CVisible wearUpdating
Grade XUngraded$475–$95029 listings

Trim-specific context

How does the HID (opt T4F), LH compare?

This pricing covers the HID (opt T4F), LH variant of the 2020 GMC Terrain headlight assembly, based on 29 priced listings. Its $750 median is 2% below the 2020 GMC Terrain headlight assembly overall median of $768.

There are 3 other headlight assembly variants available for the 2020 GMC Terrain.

Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.

Same trim, other years

HID (opt T4F), LH in other model years

All years
201945 listings$750$110 – $987

Same year, other trims

What other 2020 GMC Terrain headlight assembly variants are available?

HID (opt T4F), RH

24 listings$852$30 – $2,800

LED (opt T4L), RH

24 listings$815$40 – $1,300

LED (opt T4L), LH

9 listings$50$50 – $875

Back to full guide

2020 GMC Terrain headlight assembly — all trims

View 2020 guide

Common questions

2020 GMC Terrain headlight assembly (HID (opt T4F), LH) FAQ

How much is a used 2020 GMC Terrain headlight assembly (HID (opt T4F), LH)?

Based on 29 priced salvage-yard listings, a used 2020 GMC Terrain headlight assembly in the HID (opt T4F), LH variant lists between $475 and $950, with a median asking price of $750.

Which years use the HID (opt T4F), LH headlight assembly?

The HID (opt T4F), LH variant appears in model years 2019, 2020. Prices and availability may differ by year.