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Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2023 vehicles from BMW, Chevrolet, Ford

40-EU55 main
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Connect your factory antenna to a new aftermarket radio for select 1998-2023 vehicles from BMW, Chevrolet, Ford

• Antenna Adapter Cable
• Compatible with select 1998-2023 vehicles from BMW, Chevrolet, Ford Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

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Fast 3-day shipping to VA. Get it Wed, Sept. 27
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This product fits your 2003 Silverado 1500 HD

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• Antenna Adapter Cable
• Compatible with select 1998-2023 vehicles from BMW, Chevrolet, Ford Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Raptor AD-GM1 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Cadillac

AD-GM1 main
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Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Cadillac

• Factory Antenna to Aftermarket Radio Adapter
• select 1983-2016 vehicles from GMC, Chevrolet, Cadillac Vehicles
• GM factory antenna with mini "barbless" or "barbed" plug to aftermarket radio

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Fast 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

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2
Was $16.99 Details
$8.99

In stock

• Factory Antenna to Aftermarket Radio Adapter
• select 1983-2016 vehicles from GMC, Chevrolet, Cadillac Vehicles
• GM factory antenna with mini "barbless" or "barbed" plug to aftermarket radio

Axxess AX-GMCL2 Wiring Interface

Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from Chevrolet, Buick, GMC

AX-GMCL2 main
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Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from Chevrolet, Buick, GMC

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

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16
Was $59.99 Details
$52.99

In stock

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

AX-GMCL2 small

Item added to your cart.

Price: $52.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Scosche MDA1B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

MDA1B main
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Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

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344
Was $8.95 Details
$5.99

In stock

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles

PAC RadioPro RP4-GM11

Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for select 2000-2013 vehicles from GMC, Chevrolet, Buick

RP4-GM11 main
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Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for select 2000-2013 vehicles from GMC, Chevrolet, Buick

• Provides 12-Volt accessory power (RAP)
• Designed for amplified models
• Micro-B USB Updatable
• Built-in ASWC-1

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

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7
Was $229.00 Details
$120.99

In stock

Only 2 Left!

• Provides 12-Volt accessory power (RAP)
• Designed for amplified models
• Micro-B USB Updatable
• Built-in ASWC-1

RP4-GM11 small

Item added to your cart.

Price: $120.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess AX-ADBOX2

Auto-Detect Radio Replacement Interface for Installation of Aftermarket Receivers

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Auto-Detect Radio Replacement Interface for Installation of Aftermarket Receivers

• Auto-Detect Interface Control Box
• Retains Fade & Balance When Used In Vehicles With Analog OEM Amplifier
• Provides Accessory (12 Volt 10 Amp)
• Provides NAV Outputs
• Plug-and-Play For ASWC Steering Wheel Control
• Retains Onstar
• Retains SYNC in Non-NAV Ford

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

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6
Was $149.99 Details
$119.99

In stock

Only 2 Left!

• Auto-Detect Interface Control Box
• Retains Fade & Balance When Used In Vehicles With Analog OEM Amplifier
• Provides Accessory (12 Volt 10 Amp)
• Provides NAV Outputs
• Plug-and-Play For ASWC Steering Wheel Control
• Retains Onstar
• Retains SYNC in Non-NAV Ford

AX-ADBOX2 small

Item added to your cart.

Price: $119.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Crux DKGM-C2D

Radio Replacement for select 2000-2013 vehicles from Chevrolet, GMC, Buick (Double DIN Dash Kit Included)

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Radio Replacement for select 2000-2013 vehicles from Chevrolet, GMC, Buick (Double DIN Dash Kit Included)

• Double DIN Install Dash Kit
• Accommodates ISO Double Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with select 2000-2013 vehicles from Chevrolet, GMC, Buick Vehicles

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

Was $101.95 Details
$63.95

In stock

• Double DIN Install Dash Kit
• Accommodates ISO Double Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with select 2000-2013 vehicles from Chevrolet, GMC, Buick Vehicles

DKGM-C2D small

Item added to your cart.

Price: $63.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7
Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

PAC RadioPro RP3-GM11 Wiring Interface

Install a new car stereo and retains the safety warning chimes and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Buick

RP3-GM11 main
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Install a new car stereo and retains the safety warning chimes and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Buick

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Retains all safety warning chimes
• Micro-B USB Updatable

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

5
Was $135.00 Details
$75.99

In stock

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Retains all safety warning chimes
• Micro-B USB Updatable

RP3-GM11 small

Item added to your cart.

Price: $75.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess LC-GMRC-01 Wiring Interface

Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

LC-GMRC-01 main
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Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27

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50
Was $79.99 Details
$42.99

In stock

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

LC-GMRC-01 small

Item added to your cart.

Price: $42.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess XSVI-2003-NAV Wiring Interface

Install new car stereo and retain accessory power in select 2000-2013 vehicles from Chevrolet, GMC, Pontiac

XSVI-2003-NAV main
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Install new car stereo and retain accessory power in select 2000-2013 vehicles from Chevrolet, GMC, Pontiac

• Provides 12-Volt accessory power (RAP)
• Used in non amplified systems
• Micro-B USB Updatable

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

3
Was $89.99 Details
$48.99

In stock

• Provides 12-Volt accessory power (RAP)
• Used in non amplified systems
• Micro-B USB Updatable

XSVI-2003-NAV small

Item added to your cart.

Price: $48.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess GMOS-01 Wiring Interface

Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Buick

GMOS-01 main
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Install a new car stereo and retain the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Buick

• Provides 12-Volt accessory power (RAP)
• Designed for non- amplified audio systems
• Retains balance and fade
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

16
Was $168.99 Details
$99.99

In stock

• Provides 12-Volt accessory power (RAP)
• Designed for non- amplified audio systems
• Retains balance and fade
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

GMOS-01 small

Item added to your cart.

Price: $99.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Metra 40-GM10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

40-GM10 main
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Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

• Factory Antenna to Aftermarket Radio Adapter
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles
• GM factory antenna with mini "barbless" or "barbed" plug to aftermarket radio

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

22

Add to Cart for Low Price

(You can remove it later)

In stock

• Factory Antenna to Aftermarket Radio Adapter
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles
• GM factory antenna with mini "barbless" or "barbed" plug to aftermarket radio

CRUX SWRGM-48 Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

SWRGM-48 main
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Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

1
Was $155.95 Details
$95.95

In stock

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

SWRGM-48 small

Item added to your cart.

Price: $95.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Crux SOCGM-17C Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Buick

SOCGM-17C main
Go to item page

Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Buick

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

1
Was $81.95 Details
$50.95

In stock

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

SOCGM-17C small

Item added to your cart.

Price: $50.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

CRUX SOOGM-15 Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

SOOGM-15 main
Go to item page

Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from GMC, Chevrolet, Pontiac

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

Was $197.95 Details
$121.95

In stock

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

SOOGM-15 small

Item added to your cart.

Price: $121.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess AXGM-01 Wiring Interface

Install a new car stereo and retains the safety warning chimes in select 2000-2016 vehicles from Chevrolet, GMC, Buick

AXGM-01 main
Go to item page

Install a new car stereo and retains the safety warning chimes in select 2000-2016 vehicles from Chevrolet, GMC, Buick

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27

empty

Was $179.00 Details
$90.99

In stock

Only 3 Left!

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

AXGM-01 small

Item added to your cart.

Price: $90.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

PAC LCGM24

Radio Replacement Interface for select 2000-2013 vehicles from Chevrolet, GMC, Pontiac Chime Retention Non Amplified

LCGM24 main
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Radio Replacement Interface for select 2000-2013 vehicles from Chevrolet, GMC, Pontiac Chime Retention Non Amplified

• Retains all Safety Warning Chimes
• Radio Replacement Interface
• For Select Non-Amplified Class II GM Vehicles with 24-Pin Connector
•Provides 10-Minute RAP Accessory Output

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Fast 3-day shipping to VA. Get it Wed, Sept. 27

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1
Was $85.00 Details
$44.99

In stock

• Retains all Safety Warning Chimes
• Radio Replacement Interface
• For Select Non-Amplified Class II GM Vehicles with 24-Pin Connector
•Provides 10-Minute RAP Accessory Output

LCGM24 small

Item added to your cart.

Price: $44.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Metra 40-GM12 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

40-GM12 main
Go to item page

Connect your factory antenna to a new aftermarket radio for select 1983-2016 vehicles from GMC, Chevrolet, Pontiac

• Factory Antenna to Aftermarket Radio Connector
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles
• GM factory antenna connector/plug to aftermarket radio

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

7
Was $19.99 Details
$6.99

In stock

• Factory Antenna to Aftermarket Radio Connector
• select 1983-2016 vehicles from GMC, Chevrolet, Pontiac Vehicles
• GM factory antenna connector/plug to aftermarket radio

Axxess AXDI-CL2 Wiring Interface

Install a new car stereo and retains the safety warning chimes in select 2000-2015 vehicles from Chevrolet, GMC, Buick

AXDI-CL2 main
Go to item page

Install a new car stereo and retains the safety warning chimes in select 2000-2015 vehicles from Chevrolet, GMC, Buick

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

shipping truck icon
Fast 3-day shipping to VA. Get it Wed, Sept. 27

empty

1
Was $78.00 Details
$45.99

In stock

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable
• Pre-Wired for ASWC-1 (Sold separately)

AXDI-CL2 small

Item added to your cart.

Price: $45.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Axxess AXDIS-CL2 Wiring Interface

Install a new car stereo and retains the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Buick

AXDIS-CL2 main
Go to item page

Install a new car stereo and retains the safety warning chimes in select 2000-2013 vehicles from GMC, Chevrolet, Buick

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Sept. 27
found car based on your search
This product fits your 2003 Silverado 1500 HD

empty

Was $220.37 Details
$132.99

In stock

• Provides 12-Volt accessory power (RAP)
• Compatible with non-amplified audio systems
• Micro-B USB Updatable

AXDIS-CL2 small

Item added to your cart.

Price: $132.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

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    FAQ for Aftermarket Stereo Installation Accessories in 2003 Silverado 1500 HD

    Q: Can I upgrade or change the Aftermarket Stereo Installation Accessories in 2003 Chevrolet Silverado 1500 HD?

    A: Yes this page includes all the best Aftermarket Stereo Installation Accessories that work in your Silverado 1500 HD.

    2003 Chevrolet Silverado 1500 HD

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