Cadillac XT4 transmission control module — Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) price snapshot
- Low
- $35
- Average
- $105
- High
- $232
Trim-specific price guide
Cadillac XT4 Transmission Control Module — Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) prices
Pricing for the Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) variant of the Cadillac XT4 transmission control module, aggregated from 235 salvage yard listings across 5 model years.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
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.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 16, 2026AS
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.
Price summary
A used Cadillac XT4 transmission control module (Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7)) costs $35 to $232, with a median asking price of $71. Based on 235 priced salvage yard listings across the US, updated Oct 16, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$50
Grade B (good)$75
USD
Condition comparison
Price by part grade
Grade AClean / low wear$41–$232145 listings
Grade BStandard used$41–$23288 listings
Grade XUngraded$35–$452 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $41–$232 | 145 | |
| Grade BStandard used | $41–$232 | 88 | |
| Grade XUngraded | $35–$45 | 2 |
Median by grade
Grade price comparison
Grade A$50
Grade B$75
Ungraded$45
Median asking price by seller-reported condition grade · $35–$232 overall range
Trim-specific context
How is the Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) priced differently?
This pricing covers the Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) variant of the Cadillac XT4 transmission control module, based on 235 priced listings across 5 model years (2019, 2020, 2021, 2022, 2023). Its $71 median is 16% below the Cadillac XT4 transmission control module overall median of $85.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
What does a Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) cost by year?
Other trims
Other Cadillac XT4 transmission control module variants
Air Bag, (below center console)
1 yr$156$40 – $350Air Bag, (below center console), pre-crash system (opt UGN)
6 yrs$51$40 – $299Air Bag, (below center console), w/o pre-crash system
6 yrs$100$41 – $335Body Control (BCM), (LH kick panel)
6 yrs$75$45 – $343Communication, telematics (OnStar opt UE1)
1 yr$100$70 – $295Communication, telematics (OnStar opt UE1), ID 84596569
1 yr$91$40 – $271Communication, telematics (OnStar opt UE1), ID 84613034
5 yrs$146$40 – $232Communication, telematics (OnStar opt UE1), ID 84644343
1 yr$172$90 – $260Communication, telematics (OnStar opt UE1), ID 84653367
1 yr$81$61 – $232Common questions
Cadillac XT4 transmission control module (Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7)) FAQ
How much is a used Cadillac XT4 transmission control module (Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7))?
Based on 235 priced salvage-yard listings across 5 model years, a used Cadillac XT4 transmission control module in the Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) variant lists between $35 and $232, with a median asking price of $71.
Which Cadillac XT4 years use the Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) transmission control module?
The Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) variant appears in model years 2019, 2020, 2021, 2022, 2023. Prices and availability differ by year.
Is there a price difference between Driver Assist, park assist, (RH inner quarter panel), w/o automatic park control; rear park assist (opt UD7) condition grades?
Yes. Grade A has a median of $50, Grade B has a median of $75. Grade A parts are in excellent condition, B is good, and C is fair.