BUICK 638.GM4I21 Envision Audio Radio

( Model: ENVISION ), ( Part Type: Radio ), ( Conditions Options: Receiver. . Check Id Suv ), ( Genuine Oem: Yes ), ( Ipn: 638.gm4i21 )

Review BUICK Envision Audio Equipment Radio fits 2021

Introducing the Buick Envision 2021 Audio Radio System with the part number 638.GM4I21, a state-of-the-art infotainment solution designed to elevate your driving experience. This advanced radio system is meticulously engineered to deliver crystal-clear sound quality, seamless connectivity, and intuitive controls.

The heart of this audio system is its high-resolution 8-inch color touchscreen display. The screen is bright and vibrant, allowing for easy viewing of maps, music, and other multimedia content. The touchscreen interface is user-friendly and responsive, enabling swift navigation through menus and features.

The Buick Envision 2021 Audio Radio comes with Siri Eyes Free and Apple CarPlay compatibility. This means you can connect your iPhone to the system and access your music library, make calls, send and receive messages, and even get directions using Siri's voice commands. Android users are not left behind, as Android Auto is also supported, offering similar features for Android devices.

This premium audio system is equipped with a 6-speaker sound system that delivers rich, balanced sound. The system includes an amplifier and subwoofer, ensuring powerful bass and clear highs. There's also an auxiliary input jack for connecting external devices, such as MP3 players or smartphones, and a USB port for charging and data transfer.

The Buick Envision 2021 Audio Radio supports Bluetooth connectivity, allowing you to stream music wirelessly from your phone or other Bluetooth-enabled devices. You can also make and receive hands-free phone calls using the system's integrated microphone.

Satellite radio is included with this audio system, offering a vast selection of stations to choose from. The system also supports HD Radio, providing CD-quality sound and additional data for select stations, such as song titles and artist information.

The Buick Envision 2021 Audio Radio comes with a 1-year subscription to SiriusXM All Access, allowing you to enjoy commercial-free music, plus sports, news, and entertainment. After the subscription period, you can choose to renew your subscription or opt for a different plan.

In summary, the Buick Envision 2021 Audio Radio System with part number 638.GM4I21 is an exceptional infotainment solution that delivers crystal-clear sound quality, seamless connectivity, and intuitive controls. With support for Apple CarPlay, Android Auto, Bluetooth, Siri Eyes Free, HD Radio, and satellite radio, this system ensures that your driving experience is both entertaining and convenient.

1. Affordable: The GM4I21 audio system is a standard feature in the Buick Envision, making it an affordable option for those looking for a decent sound system without having to upgrade to a more expensive package.

2. Simple: The 6-speaker setup is straightforward and easy to use. It doesn't have the advanced features of more complex systems, but it gets the job done for most listeners.

3. Reliable: Buick is known for its reliable vehicles, and the audio system is no exception. The GM4I21 system has been tested extensively and has received positive reviews for its durability and consistent performance.

1. Limited sound quality: The 6-speaker system may not provide the best sound quality for audiophiles. It may lack the depth and clarity of more advanced systems with additional speakers and features.

2. Lack of connectivity options: The GM4I21 system does not support the latest connectivity options, such as Apple CarPlay and Android Auto. This may be a drawback for some buyers who prefer to use their smartphones to access their music and other media.

3. Limited customization: The system does not offer extensive customization options, such as equalizer settings or presets. This may be a disadvantage for those who prefer to fine-tune their listening experience.

The Buick Envision 2021 with the 6-speaker GM4I21 audio system is a decent option for those looking for an affordable and reliable sound system. However, it may not provide the best sound quality or the latest connectivity options for those who prioritize these features. Ultimately, the decision to buy this audio system depends on your personal preferences and priorities.

If you're looking for a decent sound system that won't break the bank and don't mind the lack of advanced features, then the Buick Envision 2021 with the 6-speaker GM4I21 audio system may be a good fit for you. However, if you prioritize sound quality, customization, or the latest connectivity options, you may want to consider upgrading to a more advanced system or looking at other vehicle options.

Details:

Plus, enjoy complete peace of mind with our 90 Day Money Back Guarantee included at no extra cost. Donor Vehicle: 2021 ENVISION. ENVISION 2021 Audio Equipment Radio 812385This part is from a with 64000 miles on it. Compatible with.

Trust in excellence and reliability for your automotive needs. Get a Screen from 2021 ENVISION with 64000 miles, backed by 90-Day Guarantee. Part Notes: RECEIVER.

part #: 638.gm4i21 prices

• $51.97-$160.00

specifications auindau:

• for makes: Buick
• for years: 2021
• model: Envision
• part type: Radio
• conditions options: Receiver. . Check Id Suv
• genuine oem: Yes
• ipn: 638.gm4i21

returns auindau:

• paid by: Buyer
• time: 60 Days
• policy: Returns Accepted

offer auindau:

• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0
• started: April 30, 2026

seller auindau:

• rating: 98.7%
• # reviews: 2893
• city: Bluffton, Ohio

payments auindau:

• other
• credit card: Mastercard
• wallet: Paypal

shipping auindau:

• class: Standard
• cost: $0.00
• type: Fixed
• service: Standard
• transit: 4-7 Days

general auindau:

• condition: Used
• In-Car Technology, GPS Security > In-Car Entertainment > Car Stereos Head Units

Buick 812385 Is Similar To:

• 09359514 Buick Rendezvous Radio Cd Player (30% similar) Mistakes happen. This cannot be seen once installed. Reason is each vehicle varies based on sound system, plugs, and lighting. Please inquire if you are not 100 positive of the part your vehicle needs. No, this is the standard sound system need code or programming. Major refers to deep gouges, faded...(July 24th, 2018)
• 09366374 Delco Buick Cd Cassette Radio (33% similar) States only...(September 24th, 2018)
• 09366444 Buick Lesabre Radio Cassette Player Tested (25.5% similar) There is a chance the dealer may charge service fee to obtain code. Have some minor scratches. A oem radio and stereo player sale. 100 working and tested : some minor scratches as shown above in the pictures. AC1343501LT...(July 12th, 2018)
• 09374704 Chevrolet Buick Rendezvous Radio Disc Cd Changer Player (24.4% similar) If you are not sure what model, plugs, sound system need. Pictures are not always actual. This includes all functions the radio has. Just because it looks the same does not guarantee will fit and operate properly. All functions are in excellent working condition unless noted above. Mistakes happen. ...(June 21st, 2018)
• 09384424 Delco Buick Lesabre Cd Cassette Radio (26.7% similar) States only...(April 4th, 2018)
• 09389324 Factory Buick Lesabre Oem Am Fm Cd Cassette Player Radio (30.6% similar) It will need to be programmed your vehicle by a gm dealer in order fully function. I have a Delco buick Sabre am FM factory single disc CD cassette player radio...(March 15th, 2018)
• 10376762 Delphi Delco Gm Buick Rendezvous Lacrosse Cd Radio Stereo Factory (22.6% similar) Cd player only, no hardware or wires included. Good working condition with normal signs of use, the 4 and 6 buttons have some paint wear. This was pulled out of a working vehicle and replaced with an aftermarket CD player...(October 29th, 2018)
• 10391271 Buick Allure Lacrosse Radio Single Cd Player (28.6% similar) Major refers to deep gouges, faded buttons,component not working, lights out etc. Mistakes happen. This cannot be seen once installed. Part numbers, plugs, and sound systems vary greatly. Please inquire if you are not 100 positive of the part your vehicle needs. No, this is the standard sound system...(March 10th, 2018)
• 10391272 Buick Gm Am-fm Radio (36.4% similar) Used am FM radio with CD player taken from buick lacrosse 2005 great condition, all buttons work...(May 14th, 2017)
• 15286300 Radio Buick Terraza Am Fm Cd Player (19.4% similar) Oem radio stereo sale sale sale comes with life time WARRANTY100 tested and working: warranty. Some minor scratches as shown above in the pictures. There is a chance the dealer may charge service fee to obtain code. If not, chances are this model will not work in your vehicle...(April 7th, 2018)
• 15797874 Buick Lucerne Radio Cd Player Bulk (31.4% similar) If you are not sure what model, plugs, sound system need. Reason is each vehicle varies based on sound system, plugs, and lighting. We put warranty void labels on the outside. Mistakes happen. This cannot be seen once installed. Facts: some radios CD changers need coding or programming through a ...(March 13th, 2018)