1. Introduction
This manual provides detailed instructions for the installation and operation of the pinmany Car Radio Cable Power Wire Harness Adapter with CAN Bus Decoder, Model GMC19. This adapter is designed to connect an aftermarket Android Head unit to your vehicle's existing wiring harness without requiring modifications to the car's original cables.
The harness facilitates the transmission of essential vehicle signals, including ACC (Accessory), reverse gear, parking, lighting, and steering wheel control signals, to the Android Head unit. The full functionality of these features may depend on the specific CAN Bus interface of your original car radio and the capabilities of your Android Head unit.
Avant de procéder à l'installation, remettez soigneusementview this manual and verify the compatibility of the harness with your vehicle and Android Head unit.
2. Produit terminéview
2.1 Composants
The pinmany GMC19 kit typically includes the following components:
- Faisceau de câbles d'alimentation
- CAN Bus Box/Decoder
- FM Antenna Harness
- Faisceau de câbles USB
- Rear Camera Video Cable (if applicable, note: this harness connector is not configured with a 10-pin rear camera video cable, it's for connecting an existing one from the head unit)

2.2 Compatibilité
This product is designed for specific vehicle models and Android head units:
- Suitable Head Units: Android 7, 8, 9, or 10 inch head units.
- Interface: Compatible with 16-pin main interface and specific extended interfaces on the Android head unit.
- Suitable Car Models (Chevrolet):
- Blazer (2019-2020)
- Malibu (2019-2020)
- Colorado (2019-2020)
- Camaro (2019-2020)
- Cruze (2019-2020)
- Equinox (2019-2020)
- Silverado 1500 (New Body) (2019-2020)
- Silverado 2500HD & 3500HD (2020)
Rappel:
Due to regional differences, the above compatibility list is for reference only. It is crucial to confirm that your car's original wiring harness plug matches the socket on our wire harness before purchase. Please refer to the provided images for visual confirmation.



3. Instructions de configuration
Follow these steps to connect the cable adapter and configure your Android Head unit.
3.1 Step 1: Connection of Cable Adapter
- Connecter le faisceau d'alimentation : Find the 16-pin power plug of the wiring harness and plug it into the corresponding 16-pin power socket of the Android head unit.
- Connect UART Plug: Locate the 8-pin UART plug of the wiring harness and plug it into the 8-pin UART socket of the Android head unit.

- Connect CAN Bus Box: Find the 20-pin CAN plug of the wiring harness and plug it into the 20-pin socket of the CAN Bus Box.

- Connecter la caméra de recul (en option) : If your Android Head unit has a 10-pin rear camera video cable, connect it to the Android Head unit. Then, find the "CAM IN" connector on the wiring harness and insert it into the yellow connector of the rear camera video cable.
Note:
The 10-pin rear camera video cable is typically configured within the Android Head unit itself. This specific harness connector is designed to interface with that existing cable, not to provide a new 10-pin rear camera video cable.

3.2 Other Harness Connections
Ensure all other relevant harnesses, such as the FM Antenna Harness and USB Wire Harness, are connected to their respective ports on the Android Head unit and the car's original wiring.


4. Operating Instructions: CAN Bus Setup
After connecting the hardware, you must configure the CAN Bus settings on your Android Head unit. The exact steps may vary depending on your head unit's manufacturer and software version. Consult your head unit's vendor manual if these steps differ significantly.
4.1 Step 2: Set up CAN on Android Head Unit
- Entrez les paramètres : Navigate to the main settings menu on your Android Head unit.
- Enter Factory Settings: Look for an option like "Factory Settings" or "Car Settings" within the main settings.
- Enter Factory Password: You may be prompted for a password. Common passwords include: 3368, 1617, 8317, 8888. If none of these work, contact your Android head unit vendor for the correct password.
- Enter CAN Bus Setting: Once in factory settings, locate and enter the "CAN bus setting" or similar option.

4.2 Step 3: Select CAN Bus Box Manufacturer & Car Model
- Select CAN Bus Box Manufacturer: From the CAN bus settings, select the manufacturer of your CAN Bus Box (e.g., Hiworld). This drives the CAN Bus Box functionality.
- Select Correct Car Model and Year: Choose your specific car model and year from the available options (e.g., Chevrolet/BUICK/GMC, then select the appropriate GM_W model like GM_W01, GM_W03, etc.).
- Sauvegarder et redémarrer : Save your selections and reboot the Android Head unit for changes to take effect.

5. Entretien
To ensure optimal performance and longevity of your wire harness adapter:
- Veillez à ce que toutes les connexions restent propres et exemptes de poussière ou de débris.
- Ensure all plugs are securely seated to prevent intermittent connections.
- Avoid excessive pulling or bending of the cables, which can damage the internal wiring.
- Periodically check for any signs of wear or damage to the insulation.
6. Dépannage
If you encounter issues after installation, refer to the following troubleshooting tips:
| Problème | Cause possible | Solution |
|---|---|---|
| Android Head unit not powering on. | Loose 16-pin power connection. Incorrect wiring. | Verify the 16-pin power plug is securely connected to the head unit. Ensure the car's original harness is correctly connected to the adapter. |
| Les commandes au volant ne fonctionnent pas. | CAN Bus Box not connected or configured incorrectly. | Check the 20-pin CAN Bus Box connection. Review CAN Bus settings on the Android Head unit (Section 4). Ensure the correct manufacturer and car model are selected. |
| Caméra de recul non fonctionnelle. | 10-pin video cable loose or incorrect "CAM IN" connection. | Ensure the 10-pin rear camera video cable is securely connected to the Android Head unit and the "CAM IN" connector on the harness. |
| Other CAN Bus functions (e.g., ACC, parking) not working. | CAN Bus Box configuration error. | Re-check the CAN Bus Box manufacturer and car model selection in the Android Head unit settings (Section 4). If issues persist, consult your Android head unit vendor. |
7. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Nom du modèle | GMC19 |
| Nom de marque | pinmany |
| Type d'article | Câbles, adaptateurs et prises |
| Caractéristiques spéciales | Connecteur de harnais |
| Interface | 16 broches |
| Voltage | 12 V |
| CANBus Brand | Hiworld |
| Poids de l'article | 230g |
| Origine | Chine continentale |
| Dimensions de l'emballage (L x l x H) | 25 cm x 18 cm x 3 cm |
8. Conseils d'utilisation
- Always double-check the car's original wiring harness against the provided images to ensure compatibility before installation.
- If your Android head unit requires a factory password for CAN Bus settings, try the common ones provided (3368, 1617, 8317, 8888) or contact your head unit vendor for specific guidance.
- For optimal performance, ensure all connections are firm and free from any potential interference.
9. Assistance
For any questions or assistance regarding the pinmany Car Radio Cable Power Wire Harness Adapter, please contact the seller or manufacturer directly. We are committed to providing professional after-sale service and will assist you until your concerns are resolved.