Used 2021 Chevy Tahoe transmission control module – Differential Lock, (LH quarter panel)

Year & trim-specific price guide

Used 2021 Chevy Tahoe Transmission Control Module — Differential Lock, (LH quarter panel) prices

Trim-specific pricing for the Differential Lock, (LH quarter panel) variant of the 2021 Chevy Tahoe transmission control module, built from 7 real salvage yard listings with condition grade detail.

2021 Chevy Tahoe · Differential Lock, (LH quarter panel)

$153

median asking price

7 priced listings · $131–$187

Price summary

A used 2021 Chevy Tahoe transmission control module (Differential Lock, (LH quarter panel)) costs $131 to $187, with a median asking price of $153. Based on 7 priced salvage yard listings across the US, updated Aug 23, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$175
Grade B (good)$145

2021 Chevy Tahoe transmission control module — Differential Lock, (LH quarter panel) price snapshot

USD
Low
$131
Average
$162
High
$187
7 priced listings used · last updated Aug 23, 2026· How we price·

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Reporting price for 2021 Chevy Tahoe Transmission Control Module (Differential Lock, (LH quarter panel))

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Condition comparison

Price by part grade

Grade AClean / low wear$153–$1875 listings
Grade BStandard used$131–$1452 listings
Grade CVisible wearUpdating
Grade XUngradedUpdating

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $131–$187 overall range

Trim-specific context

How does the Differential Lock, (LH quarter panel) compare?

This pricing covers the Differential Lock, (LH quarter panel) variant of the 2021 Chevy Tahoe transmission control module, based on 7 priced listings. Its $153 median is 53% above the 2021 Chevy Tahoe transmission control module overall median of $100.

There are 27 other transmission control module variants available for the 2021 Chevy Tahoe.

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

Same trim, other years

Differential Lock, (LH quarter panel) in other model years

All years
202539 listings$215$86 – $309202441 listings$204$50 – $30920237 listings$236$91 – $290202244 listings$175$75 – $275

Same year, other trims

What other 2021 Chevy Tahoe transmission control module variants are available?

Air Bag, (below LH front seat)

39 listings$111$50 – $172

Communication, telematics (OnStar, opt UE1), ID 85528813

38 listings$99$50 – $305

Body Control (BCM), (LH firewall), ID 13546978

37 listings$70$35 – $176

Fuel Pump, (LH frame rail)

37 listings$51$35 – $176

Body Control (BCM), (LH firewall), ID 13541808

36 listings$70$35 – $176

Communication, wireless charger, (under console)

34 listings$71$25 – $166

Theft-Locking, (theft deterrent, under floor console)

34 listings$100$41 – $305

Door, hands free rear closer, (inside lifgate), ID 23414544

32 listings$125$25 – $415

Memory, (below driver seat), ID 13536040

31 listings$51$41 – $260

Communication, telematics (OnStar, opt UE1), ID 84946160

30 listings$218$60 – $395

Lamps, (LH dash), ID 13545349

29 listings$147$78 – $305

Transmission, (on transmission)

29 listings$110$30 – $221

Door, power liftgate, (inside LH quarter panel)

28 listings$95$50 – $214

Driver Assist, park assist, (RH quarter panel)

21 listings$128$46 – $147

Towing Control, (RH rear frame)

19 listings$153$35 – $187

Memory, (below driver seat), ID 13536041

15 listings$51$41 – $147

Network Gateway, (LH firewall)

11 listings$125$85 – $145

Lamps, (LH dash), ID 13541369

10 listings$153$61 – $268

Communication, telematics (OnStar, opt UE1), ID 84946159

10 listings$145$70 – $170

Driver Assist, forward collision warning, (LH roof)

10 listings$153$95 – $164

Suspension, air suspension (opt F47), air suspension control (compressor mounted)

10 listings$216$81 – $286

Suspension, air suspension (opt F47), suspension control (LH quarter panel)

10 listings$153$100 – $240

Suspension, suspension control, (rear center frame mounted)

9 listings$111$111 – $128

Transfer Case, (LH inner fender)

8 listings$176$150 – $176

Communication, telematics (OnStar, opt UE1), ID 84946162

2 listings$359$101 – $359

Communication, telematics (OnStar, opt UE1), ID 84946163

2 listings$190$100 – $190

Door, hands free rear closer, (inside lifgate), ID 86777551

2 listings$225$46 – $225

Back to full guide

2021 Chevy Tahoe transmission control module — all trims

View 2021 guide

Common questions

2021 Chevy Tahoe transmission control module (Differential Lock, (LH quarter panel)) FAQ

How much is a used 2021 Chevy Tahoe transmission control module (Differential Lock, (LH quarter panel))?

Based on 7 priced salvage-yard listings, a used 2021 Chevy Tahoe transmission control module in the Differential Lock, (LH quarter panel) variant lists between $131 and $187, with a median asking price of $153.

Which years use the Differential Lock, (LH quarter panel) transmission control module?

The Differential Lock, (LH quarter panel) variant appears in model years 2021, 2022, 2023, 2024, 2025. Prices and availability may differ by year.