Used 2018 Chevy Equinox engine computer – Emission Control, (DEF tank module)

Year & trim-specific price guide

Used 2018 Chevy Equinox Engine Computer — Emission Control, (DEF tank module) prices

Trim-specific pricing for the Emission Control, (DEF tank module) variant of the 2018 Chevy Equinox engine computer, built from 32 real salvage yard listings with condition grade detail.

2018 Chevy Equinox · Emission Control, (DEF tank module)

$100

median asking price

32 priced listings · $50–$325

Price summary

A used 2018 Chevy Equinox engine computer (Emission Control, (DEF tank module)) costs $50 to $325, with a median asking price of $100. Based on 32 priced salvage yard listings across the US, updated Sep 2, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$200
Grade B (good)$100

2018 Chevy Equinox engine computer — Emission Control, (DEF tank module) price snapshot

USD
Low
$50
Average
$137
High
$325
32 priced listings used · last updated Sep 2, 2026· How we price·

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Reporting price for 2018 Chevy Equinox Engine Computer (Emission Control, (DEF tank module))

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Condition comparison

Price by part grade

Grade AClean / low wear$50–$32521 listings
Grade BStandard used$75–$2309 listings
Grade CVisible wearUpdating
Grade XUngraded$65–$702 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $50–$325 overall range

Trim-specific context

How does the Emission Control, (DEF tank module) compare?

This pricing covers the Emission Control, (DEF tank module) variant of the 2018 Chevy Equinox engine computer, based on 32 priced listings. Its $100 median is 0% above the 2018 Chevy Equinox engine computer overall median of $100.

There are 3 other engine computer variants available for the 2018 Chevy Equinox.

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

Same trim, other years

Emission Control, (DEF tank module) in other model years

All years
201932 listings$126$50 – $325

Same year, other trims

What other 2018 Chevy Equinox engine computer variants are available?

Electronic Control Module, (LH engine compartment), 1.6L

42 listings$126$75 – $325

Electronic Control Module, (LH engine compartment), 1.5L

22 listings$60$25 – $207

Electronic Control Module, (LH engine compartment), 2.0L

22 listings$60$25 – $207

Back to full guide

2018 Chevy Equinox engine computer — all trims

View 2018 guide

Common questions

2018 Chevy Equinox engine computer (Emission Control, (DEF tank module)) FAQ

How much is a used 2018 Chevy Equinox engine computer (Emission Control, (DEF tank module))?

Based on 32 priced salvage-yard listings, a used 2018 Chevy Equinox engine computer in the Emission Control, (DEF tank module) variant lists between $50 and $325, with a median asking price of $100.

Which years use the Emission Control, (DEF tank module) engine computer?

The Emission Control, (DEF tank module) variant appears in model years 2018, 2019. Prices and availability may differ by year.