Garage
Shop

See all parts that fit your 1981 GTV-6

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

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
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

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
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

R169X2 main

Rockford Fosgate Prime R169X2

260W Peak (130W RMS) 6x9" Prime Series 2 Way Coaxial 4-ohm Speakers

49
AVH-3500NEX main

Pioneer AVH-3500NEX

7" Single DIN Flip-Out Touchscreen CD/DVD Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)

9
-10.75%

$829.99

List price $930.00

Limited time!
REF697F main

Infinity REF697F (INFSPKRF697FUS)

600W Peak (200W RMS) 6x9" Reference Series 2-Way Coaxial 4-ohm Speakers

6
-34.13%

$111.95

List price $169.95

PNW-69CS2 main

AudioControl PNW-69CS2

250W RMS 6x9″ PNW Series 2-way 3-ohm Component Speaker System

1
-5.42%

$349.00

List price $369.00

TERMINATOR69 main

MTX Audio TERMINATOR69

240W Peak (120W RMS) 6x9" Terminator Series 2 Way Coaxial 4-ohm Speakers

1
-11.12%

$79.95

List price $89.95

MVH-S322BT main

Pioneer MVH-S322BT

Single DIN Digital Media Receiver with Bluetooth and Amazon Alexa

7
-13.34%

$129.99

List price $150.00

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

Best selling similar products

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

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

70-1771 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

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

(26)

$99.99

List price $299.00

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

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

(64)

$9.95

List price $6.99

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

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

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

70-1721 small

Metra 70-1721 Wiring Harness

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

(27)

$6.99

List price $6.99

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

CX-CD109 Blue small

Coby CX-CD109 (CXCD109BLU) Portable CD Player - Blue

Portable Personal CD Player w/ Stereo Headphones (CX-CD109 BLU, Blue)

(1)

$34.99

List price $29.99

Related Searches


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

1981 Alfa Romeo GTV-6

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.