FITS THE FOLLOWING VEHICLES: 
BUICK
2017        CASCADA    ALL TRIM LEVELS    —
2015-2016    ENCORE    ALL TRIM LEVELS    —
CHEVROLET 
2011-2015    CRUZE    ALL TRIM LEVELS    —
2016        CRUZE    CLASSIC    —
2010-2016    EQUINOX    ALL TRIM LEVELS    —
2013-2015    MALIBU    ALL TRIM LEVELS    —
2016        MALIBU    CLASSIC    —
2012-2015    SONIC    ALL TRIM LEVELS    —
2012-2015    SPARK    ALL TRIM LEVELS    —
2016        SPARK    CLASSIC    —
2015-2016    TRAX    ALL TRIM LEVELS    —
2015        VOLT    ALL TRIM LEVELS    —
GMC 
2010-2017    TERRAIN    ALL TRIM LEVELS    —
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PAC RP4-GM41
Retain steering wheel controls, amplifier, and warning chimes in select 2013-2016 Chevrolet
GENERAL FEATURES:
Retains steering wheel controls (pre-programmed)
Data controlled accessory and navigation outputs
Retains factory amplifier
Provides factory RSE activation
 
All in one radio replacement and SWC interface, the innovative RadioPRO4 comes pre-loaded with amplifier retention and SWC software, navigation-based output signals, and other features that save time and money during installation.
 
COMPATIBILITY NOTES
Buick Encore, Chevrolet Cruze, Equinox and GMC Terrain: 
Must use firmware version 1.2.3a.4 or higher
Models equipped with navigation are not compatible
RP does not retain the HVAC backlight in vehicles with a monochrome display.
The separate LCD screen above the factory radio will not be retained.
2015+ Chevrolet Trax - Must use firmware version 1.2.3a.4 or higher
Chevrolet Malibu - Models with navigation are not compatible