Cadillac CTS transmission control module — Driver Assist, park assist, (below RH package deck), ID 84172654 (opt UD7) price snapshot
- Low
- $40
- Average
- $156
- High
- $405

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, park assist, (below RH package deck), ID 84172654 (opt UD7)) costs $40 to $405, with a median asking price of $110. Based on 94 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 | $40–$405 | 71 | |
| Grade BStandard used | $90–$405 | 23 |
Median by grade
Median asking price by seller-reported condition grade · $40–$405 overall range
Trim-specific context
This pricing covers the Driver Assist, park assist, (below RH package deck), ID 84172654 (opt UD7) variant of the Cadillac CTS transmission control module, based on 94 priced listings across 2 model years (2017, 2019). Its $110 median is 0% 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 94 priced salvage-yard listings across 2 model years, a used Cadillac CTS transmission control module in the Driver Assist, park assist, (below RH package deck), ID 84172654 (opt UD7) variant lists between $40 and $405, with a median asking price of $110.
The Driver Assist, park assist, (below RH package deck), ID 84172654 (opt UD7) variant appears in model years 2017, 2019. Prices and availability differ by year.
Yes. Grade A has a median of $106, Grade B has a median of $197. Grade A parts are in excellent condition, B is good, and C is fair.