Garage
Shop

See all parts that fit your 2024 CT5

Peripheral GMAH24B

Radio Replacement Interface for GM Class II with OnStar and Bose

Peripheral
Shop all Peripheral
highlight-star-icon

Radio Replacement Interface for GM Class II with OnStar • Generates 12V accessory output and retains RAP Function • Uses genuine Delphi chip for seamless integration • Provides "healthy status" report to the Class-2 system

Learn more about the gmah24b

We apologize

This item has been discontinued


Loading...
PNW-35 main

AudioControl PNW-35

100W Peak (50W RMS) 3.5″ PNW Series 2 Way Coaxial 2-ohm Speakers

2
-11.83%

$149.00

List price $169.00

Description


Peripheral brand icon

Authorized dealer

The Peripheral GMAH24B is an OnStar and Class-2 Data-bus interface for select late model GM Vehicles with Class-2 Radios with OnStar and Bose sound systems. The GMAH24B retains chime signal commands on the Class-2 Data-bus and supplies the appropriate warning tone through the OE Amplifier, external speaker, or through the add-on chime module. The interface provides an effortless and seamless aftermarket receiver installation into select GM Vehicles while maintaining the operation of Factory features.

  • Radio Replacement Interface for GM Class II with OnStar and Bose
  • For vehicles that have a "Premium Bose" amp that only accepts 2 channel audio inputs
  • Retains complete OnStar functions and features
  • Provides proper audio integration with either premium or standard Bose sound systems
  • Generates 12V Accessory output and retains RAP Function
  • Uses genuine Delphi chip for seamless integration
  • Provides "healthy status" report to the Class-2 system
  • Compatible with the following GM Vehicles:
  • Buick:
    • 2005 - 2007 LaCrosse
    • 2007 Terraza
    • 2003 - 2007 Rendezvous
  • Cadillac:
    • 2003 - 2006 Escalade
  • Chevrolet:
    • 2004 - 2007 Colorado
    • 2000 - 2005 Monte Carlo
    • 2003 - 2006 Avalanche
    • 2003 - 2006 Tahoe
    • 2003 - 2006 SSR
    • 2003 - 2006 Silverado
    • 2003 - 2004 S10
    • 2003 - 2006 Venture
    • 2005 - 2008 Corvette
    • 2003 - 2007 Trailblazer
    • 2007 Uplander
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

123
-33.36%

$79.96

List price $119.99

Limited time!
46CSC6934 main

Kicker CSC693 (46CSC6934)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

40
-30.02%

$111.96

List price $159.99

Club 322F main

JBL Club 322F (SPKCB322FAM)

150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

1
-27.29%

$79.95

List price $109.95

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

SXE-6926S main

Alpine SXE-6926S

280W Peak (90W RMS) 6x9” SXE Series 2-way 4-ohm Coaxial Speakers

13
-20.84%

$56.99

List price $71.99

MPK 163.3 main

Hertz MPK163.3

600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System

2
-14.89%

$999.99

List price $1175.00

PNW-65CS2 main

AudioControl PNW-65CS2

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

4
-5.90%

$319.00

List price $339.00

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99


Best selling similar products

DKGM-49 small

Crux DKGM-49 Stereo Replacement Interface

• Stereo Replacement Interface with Dash Kit
• Fits select 2006-2020 vehicles from GMC, Chevrolet, Buick Vehicles
• Accommodates ISO Double DIN Mount
• Retain steering wheel controls and chime functions

(41)

$129.60

List price $201.60

70-1761 small

Metra 70-1761 Wiring Harness

• Direct connection to the factory radio harness
• Color coded wires for easy installation
• No cutting or splicing required

(97)

$5.99

List price $6.99

70-1771 small

Metra 70-1771

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(51)

$12.99

List price $6.99

70-5520 small

Metra 70-5520 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(56)

$9.95

List price $6.99

RP4-CH11 small

PAC RP4-CH11

• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(12)

$152.99

List price $379.00

GM02B small

Scosche GM02B Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(246)

$7.95

List price $8.99

70-1858 small

Metra 70-1858 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(63)

$9.95

List price $6.99

C2R-CHY4 small

PAC C2R-CHY4 Wiring Interface

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Retains balance and fade
• Pre-wired for steering wheel audio controls

(25)

$99.99

List price $299.00

70-7552 small

Metra 70-7552 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(34)

$10.99

List price $12.99

SWRTY-61C small

Crux SWRTY-61C

• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(2)

$112.05

List price $174.30

Item Details


Manufacturer:

Model Number:

GMAH24B

Weight:

0.75lbs

Internal SKU:

gmah24b

Internal Product ID:

16951

Customer Ratings & Reviews


Peripheral GMAH24B thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found

PFL155IRB small

Absolute PFL155IRB (Black)

15" TFT-LCD Overhead Flip-Down Monitor with Built-In IR Transmitter

(1)

$129.99

List price $249.99

H7-12K-VE small

Vision Extreme H7-12K-VE R/B

High Intensity Discharge (HID) Xenon Headlight Kit for Vehicles with H7 Head Lamp Bulbs

$29.99

List price $119.99

E70 small

CAD E70

Modular Dual-Capsule Condenser Microphone

$99.00

List price $199.00

35507 small

Brita 35507

Classic Water Filter Pitcher

$29.95

List price $39.95

H-OBD2C small

Omega H-OBD2C

OBD-2 Clip-In T-Harness For OMEGA Tracking and Notification Systems

$12.99

List price $19.99

PWMA1003T small

Pyle PWMA1003T

1000W, Hybrid Pre-Amplifier with USB Input and Dual VHF Wireless Microphones

$139.99

List price $299.99

P1501ATU small

Pyle P1501ATU

1500W, Professional Hybrid DJ Pre-Amplifier with AM/FM Tuner & USB Reader Function

$139.99

List price $249.00

XK06 small

XpressKit XK06

Xpress Kit Allows you to use remote start in select 2003-up GM anti-theft systems (DEI Install Bypass Essentials XK06)

(1)

$34.95

List price $99.99

DM10 small

Alesis DM10

Drum Module with 1047 Sounds, 12 Trigger Inputs, USB Sound-Set Loading and MIDI

$499.00

List price $799.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2024 Cadillac CT5

2002 MINI Cooper

2004 BMW 645Ci

2015 Porsche Cayenne

2008 BMW 535xi

2002 Kia Spectra

1998 GMC K1500

2006 Audi S4

2015 Smart Fortwo

2004 Acura RL

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.