See all parts that fit your 1978 DeVille
Install a New Car Stereo and Retain Steering Wheel Controls and Other Factory Features in select 2010-2017 vehicles from Chevrolet, GMC, Buick
Product highlights
• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required
600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
List price $119.99
900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers
$111.96
List price $159.99
360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers
$99.95
List price $139.95
480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
280W Peak (90W RMS) 6x9” SXE Series 2-way 4-ohm Coaxial Speakers
$56.99
List price $71.99
600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers
$109.00
List price $119.99
600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System
$999.99
List price $1175.00
250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers
$319.00
List price $339.00
600W Peak (70W RMS) 6.5" XED Series 2-Way Coaxial 4-ohm Speakers
$49.99
List price $59.99
The CRUX SWRGM-49N is designed to allow for the installation of after-market radios while retaining functionality of Chime, Steering Wheel Controls, Back up camera, and Accessory features in select 2010- 2017 General Motors LAN Bus vehicles.
Please use our Fitment Guide to determine specific compatibility for the submodel and audio features
The vehicle you have selected 1978 Cadillac DeVille is not compatible. Change vehicle or See list of compatible similar products
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Manufacturer:
Model Number:
SWRGM-49N
Weight:
0.50lbs
Internal SKU:
swrgm49n
Internal Product ID:
187317
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Works great
Was just what my Husband needed to install his car stereo
Verified purchase
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
