Harmony Audio HA-40GM10 Compatible with Cadillac DeVille 2000-2005 Factory Radio to Aftermarket Antenna Adapter, 95-2005B Double DIN Installation Dash Kit and GMOS-06 GM OnStar Interface Harness
ElectronicsHarmony Audio HA-40GM10 Compatible with Cadillac DeVille 2000-2005 Factory Radio to Aftermarket Antenna Adapter, 95-2005B Double DIN Installation Dash Kit and GMOS-06 GM OnStar Interface Harness value — New $129.95. Prices updated July 2026.
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Item details
- Brand
- Harmony Audio
- Category
- Electronics
This product is a comprehensive installation kit for vehicle audio upgrades, specifically the Harmony Audio HA-40GM10. It functions as a compatible adapter for Cadillac DeVille 2000-2005 factory radios, including a Double DIN Installation Dash Kit and a GMOS-06 GM OnStar Interface Harness.
This kit is sought by individuals upgrading factory audio systems in compatible Cadillac DeVille models.
Resale value is influenced by the condition of the kit components and whether all parts, such as the antenna adapter and interface harness, are complete.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| New / Sealed | $129.95 | eBay sold comps |
Frequently asked questions
- What vehicles is this adapter kit compatible with?
- This kit is compatible with Cadillac DeVille models manufactured between 2000 and 2005.
- What does the HA-40GM10 kit include?
- It includes the HA-40GM10 adapter, a Double DIN Installation Dash Kit, and the GMOS-06 GM OnStar Interface Harness.
- What affects the resale value of this kit?
- The condition of the components and the completeness of the entire kit drive its resale value.
