Harmony Audio Compatible with Buick Roadmaster 1991-1994 Single DIN

In this review of the Harmony Audio Compatible with Buick Roadmaster 1991-1994 Single DIN Dash Kit the bottom line is simple: this kit is for anyone restoring or upgrading a Buick Roadmaster from 1991 to 1994 who wants a straightforward, factory-compatible install. The reviewer found the package useful because it consolidates the Metra 99-4544 multi-kit, a factory radio harness adapter, and an antenna adapter into a single purchase, saving time and avoiding compatibility guesswork when swapping an aftermarket single DIN head unit into the original dash.

Key Features

• Vehicle compatibility: Designed specifically for Buick Roadmaster 1991-1994, ensuring a close fit to the original dash opening and mounting points.
• Complete kit: Includes the Metra 99-4544 GM Premium Multi-Kit plus factory radio to aftermarket harness and antenna adapters, so the installer has the necessary pieces in one box.
• Faceplate options: The Metra faceplates include flat 1/2 in, 1/2 in with equalizer option, and 1 in extension, giving flexibility for different head unit depths and factory trim.
• Bracket compatibility: Uses original equipment factory brackets or the included 02-4544 bracket kit when OEM brackets are not usable, simplifying installation choices.
• Wiring harness adapter: Factory stereo radio to aftermarket harness adapter preserves vehicle wiring and avoids cutting factory connectors during the swap.
• Antenna adapter: Factory radio to aftermarket antenna adapter maintains antenna connection without splicing.

Who It's For

This kit is best for DIY installers and professional shops working on Buick Roadmaster sedans from 1991 through 1994 who need a reliable way to fit a single DIN aftermarket radio while keeping factory wiring intact. It is ideal for owners who prefer to reuse factory brackets and avoid modifying the dash or cutting harnesses.

Those who should look elsewhere include owners of other Buick models or different year ranges, or anyone installing nonstandard custom dash panels that require bespoke mounting hardware; this kit focuses on matching factory fit and common single DIN head units rather than custom fabrication.

Pros & Cons

Pros

• All-in-one package reduces parts hunting by combining Metra 99-4544 with harness and antenna adapters.
• Faceplate options and bracket compatibility cover a range of head unit depths and preserve OEM appearance.
• Adapters protect factory wiring and make the install reversible, which is helpful for original vehicle condition.

Cons

• Limited to Buick Roadmaster 1991-1994 and select GM vehicles; not universal for other years or models.
• The kit focuses on mounting and connection hardware and does not include tools or installation instructions beyond standard Metra provisions.

Specifications

Brand	Harmony Audio
Included multi-kit	Metra 99-4544 GM Premium Multi-Kit
Vehicle fit	Buick Roadmaster 1991-1994
Adapters included	Factory radio to aftermarket harness and antenna adapters
Faceplate options	Flat 1/2 in, 1/2 in with equalizer option, 1 in extension
Bracket option	Uses OEM brackets or includes 02-4544 bracket kit

Our Verdict

For Roadmaster owners upgrading to a single DIN aftermarket radio this Harmony Audio kit is a practical, cost-effective choice because it bundles the Metra 99-4544 multi-kit with the correct harness and antenna adapters, preserving factory wiring and fit. It represents good value for anyone seeking a clean, reversible install without custom fabrication.

Frequently Asked Questions

Will this kit fit other GM cars?
It is based on the Metra 99-4544 multi-kit that fits many 1982-2005 GM vehicles, but this Harmony Audio package is targeted for Buick Roadmaster 1991-1994; verify fit for other models.

Are wiring splices required?
No, the included factory radio to aftermarket harness adapter is designed to preserve factory connectors and avoid cutting the vehicle harness.

Does the kit include mounting brackets?
Yes, it is designed to use original equipment brackets or the included 02-4544 bracket kit when OEM brackets are not suitable.