Cadillac CTS transmission control module — Driver Assist, pre-crash system (opt UGN), (LH quarter panel), ID 84218070 price snapshot
- Low
- $29
- Average
- $127
- High
- $295

Trim-specific price guide
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.
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.
A used Cadillac CTS transmission control module (Driver Assist, pre-crash system (opt UGN), (LH quarter panel), ID 84218070) costs $29 to $295, with a median asking price of $143. Based on 83 priced salvage yard listings across the US, updated Oct 17, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $29–$295 | 63 | |
| Grade BStandard used | $35–$295 | 20 |
Median by grade
Median asking price by seller-reported condition grade · $29–$295 overall range
Trim-specific context
This pricing covers the Driver Assist, pre-crash system (opt UGN), (LH quarter panel), ID 84218070 variant of the Cadillac CTS transmission control module, based on 83 priced listings across 2 model years (2017, 2018). Its $143 median is 30% above the Cadillac CTS transmission control module overall median of $110.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
Other trims
Common questions
Based on 83 priced salvage-yard listings across 2 model years, a used Cadillac CTS transmission control module in the Driver Assist, pre-crash system (opt UGN), (LH quarter panel), ID 84218070 variant lists between $29 and $295, with a median asking price of $143.
The Driver Assist, pre-crash system (opt UGN), (LH quarter panel), ID 84218070 variant appears in model years 2017, 2018. Prices and availability differ by year.
Yes. Grade A has a median of $143, Grade B has a median of $143. Grade A parts are in excellent condition, B is good, and C is fair.