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# [SIGNAL BRIEF] Used Market: Black Book: March 2026 retention index 147.7, up 1.9% (2.7 pts) MoM
- URL: https://blog.dgactual.com/signal-brief-used-market-black-book-march-2026-retention-index-147-7-up-1-9-2-7-pts-mom/
- Published: 2026-04-05T00:46:13.000Z
- Updated: 2026-04-05T00:46:13.000Z
- Description: Black Book: March 2026 retention index 147.7, up 1.9% (2.7 pts) MoM
- Author: Daniel
- Tags: Signal Brief, Used Market, DGActual Signal Intel

## Black Book: March 2026 retention index 147.7, up 1.9% (2.7 pts) MoM

Black Book’s seasonally adjusted Used Vehicle Retention Index for March 2026 rose 1.9% (2.7 points) to 147.7 from 145.0 in February.

The index is essentially flat versus a year ago, sitting 0.1% below March 2025 (147.9).

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**What this means for dealers:** Spring used pricing is showing more stickiness than expected. Tighten ACV discipline on fast-turn units, and keep recon cycle time tight so you are not holding cost into a softer week.

*Source: [Black Book](https://www.blackbook.com/black-books-used-vehicle-retention-index-increased-in-march-3/?ref=blog.dgactual.com)*