Year & trim-specific price guide

Used 2020 Ram 3500 Engine Computer — Electronic Control Module, 6.7L (diesel, LH side of block) prices

Trim-specific pricing for the Electronic Control Module, 6.7L (diesel, LH side of block) variant of the 2020 Ram 3500 engine computer, built from 30 real salvage yard listings with condition grade detail.

SKWritten bySaurabh Kumar · Co-Founder & CTO

Saurabh Kumar

Co-Founder & CTO, Part Price Guide

Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.

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ASReviewed byAmbika Sharma · Co-Founder & COO

Ambika Sharma

Co-Founder & COO, Part Price Guide

12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.

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Last updatedOct 1, 2026

2020 Ram 3500 · Electronic Control Module, 6.7L (diesel, LH side of block)

$1,053

median asking price

30 priced listings · $310–$1,520

Price summary

A used 2020 Ram 3500 engine computer (Electronic Control Module, 6.7L (diesel, LH side of block)) costs $310 to $1,520, with a median asking price of $1,053. Based on 30 priced salvage yard listings across the US, updated Oct 1, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$1,053

Grade B (good)$1,053

2020 Ram 3500 engine computer — Electronic Control Module, 6.7L (diesel, LH side of block) price snapshot

USD

Low: $310
Average: $1,069
High: $1,520

30 priced listings used · last updated Oct 1, 2026· How we price·

Condition comparison

Price by part grade

Grade AClean / low wear$310–$1,14610 listings

Grade BStandard used$910–$1,52019 listings

Grade XUngraded$1,100–$1,1001 listings

Grade	Price range	Listings
Grade AClean / low wear	$310–$1,146	10
Grade BStandard used	$910–$1,520	19
Grade XUngraded	$1,100–$1,100	1

Median by grade

Grade price comparison

Grade A$1,053

Grade B$1,053

Ungraded$1,100

Median asking price by seller-reported condition grade · $310–$1,520 overall range

Trim-specific context

How does the Electronic Control Module, 6.7L (diesel, LH side of block) compare?

This pricing covers the Electronic Control Module, 6.7L (diesel, LH side of block) variant of the 2020 Ram 3500 engine computer, based on 30 priced listings. Its $1,053 median is 516% above the 2020 Ram 3500 engine computer overall median of $171.

There are 2 other engine computer variants available for the 2020 Ram 3500.

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

Same trim, other years

Electronic Control Module, 6.7L (diesel, LH side of block) in other model years

All years

202349 listings$865$450 – $1,510 202210 listings$1,470$862 – $1,549 202131 listings$1,053$310 – $1,521 20199 listings$962$862 – $1,549 201850 listings$454$237 – $628

Same year, other trims

What other 2020 Ram 3500 engine computer variants are available?

Electronic Control Module, 6.4L (gasoline, RH rear engine compartment)

45 listings$147$71 – $395

Emission Control, (DEF pump module), (mounted on top of urea tank)

42 listings$90$51 – $405

Back to full guide

2020 Ram 3500 engine computer — all trims

View 2020 guide

Common questions

2020 Ram 3500 engine computer (Electronic Control Module, 6.7L (diesel, LH side of block)) FAQ

How much is a used 2020 Ram 3500 engine computer (Electronic Control Module, 6.7L (diesel, LH side of block))?

Based on 30 priced salvage-yard listings, a used 2020 Ram 3500 engine computer in the Electronic Control Module, 6.7L (diesel, LH side of block) variant lists between $310 and $1,520, with a median asking price of $1,053.

Which years use the Electronic Control Module, 6.7L (diesel, LH side of block) engine computer?

The Electronic Control Module, 6.7L (diesel, LH side of block) variant appears in model years 2018, 2019, 2020, 2021, 2022, 2023. Prices and availability may differ by year.