Introducció
This manual provides essential information for the proper installation, function, and maintenance of your ACDelco PT327 GM Original Equipment 9-Way Female Multi-Purpose Pigtail. This component is designed to meet the quality, reliability, and durability standards of GM Original Equipment.
Producte acabatview
The ACDelco PT327 is a 9-way female multi-purpose pigtail, an electrical connector designed for various automotive applications. It features color-coded wires for straightforward installation and protective outer coverings for enhanced durability.
Característiques principals:
- Revestiments exteriors protectors: Dissenyat per proporcionar una durabilitat i protecció contra factors ambientals de llarga durada.
- Cables codificats per colors: Facilitate easy and accurate installation by simplifying wire identification.
- Substitució recomanada per GM: Engineered as a direct replacement for your GM vehicle's original factory component.
- GM OE Specification: Manufactured to meet GM Original Equipment specifications for fit, form, and function.

Image 1: The ACDelco PT327 pigtail, showing the 9-way female connector with attached wires and included crimp connectors for installation.

Imatge 2: Una imatge detallada view of the 9-way female connector, highlighting the internal pins and housing structure.
Guia d'instal·lació
Before beginning installation, ensure the vehicle's battery is disconnected to prevent electrical shorts or damage. Always verify that the PT327 pigtail is the correct size and fit for your specific vehicle application.
Passos per a la instal·lació:
- Preparació: Disconnect the vehicle's battery. Identify the existing wiring harness or component that requires replacement or connection with the PT327 pigtail.
- Eliminació (si s'ha de substituir): Carefully disconnect and remove the old pigtail or connector, noting the wire connections and routing.
- Connexió de cable: Using appropriate crimping tools and the provided crimp connectors (if applicable), connect the color-coded wires of the PT327 to the corresponding wires of the vehicle's electrical system. Ensure secure and insulated connections. Refer to your vehicle's service manual for specific wiring diagrams.
- Col·locació segura: Route the new pigtail and wires securely, ensuring they are clear of moving parts, heat sources, and sharp edges. Use cable ties or clips as needed.
- Connexió final: Connect the female end of the PT327 pigtail to its mating male connector on the vehicle component. Ensure a firm, positive lock.
- Prova: Reconnect the vehicle's battery. Test the functionality of the connected component to ensure proper operation.
Important: If you are unsure about any step of the installation process, it is recommended to consult a qualified automotive technician or refer to your vehicle's specific service manual.
Funcionament i Funció
The ACDelco PT327 pigtail functions as a critical electrical interface, ensuring reliable power and signal transmission between vehicle components. Once correctly installed, it operates passively as part of the vehicle's electrical system, facilitating the intended function of the connected device (e.g., sensor, light, module).
Proper installation ensures the pigtail maintains electrical continuity and protects against environmental ingress, contributing to the overall performance and longevity of the connected system.
Manteniment i cura
The ACDelco PT327 pigtail is designed for durability and requires minimal maintenance. However, periodic inspection can help ensure its continued reliability.
- Inspecció visual: Periodically check the pigtail and its connections for any signs of wear, cracking, fraying, or damage to the wire insulation.
- Prevenció de la corrosió: If the pigtail is exposed to moisture or harsh environments, consider applying dielectric grease to the connector pins to prevent corrosion and maintain electrical integrity. This grease helps keep water out.
- Connexions segures: Ensure all connections remain tight and secure. Loose connections can lead to intermittent electrical issues.
- Harness Replacement: A harness only needs to be replaced if it’s worn, cracked, or if the wire insulation is damaged. Do not replace unnecessarily.
Resolució de problemes
If you experience issues with a component connected via the PT327 pigtail, consider the following troubleshooting steps:
- No Power/Intermittent Function:
- Check all connections for tightness and proper seating.
- Inspect wires for damage, cuts, or pinches.
- Verify that the correct wires are connected according to the vehicle's wiring diagram.
- Look for signs of corrosion on the connector pins; clean if necessary and apply dielectric grease.
- Check Engine Light / Warning Lights:
- An illuminated ABS light can sometimes indicate a malfunctioning wire harness.
- A vent solenoid that is stuck open or closed (if connected via this pigtail) may cause the Check Engine light to illuminate.
- Consult a diagnostic scanner to retrieve specific trouble codes, which can help pinpoint the exact issue.
- Component Not Responding:
- Ensure the component itself is functioning correctly by testing it independently if possible.
- Confirm that the pigtail is compatible with the component and vehicle system.
If troubleshooting steps do not resolve the issue, professional diagnosis by a certified mechanic is recommended.
Especificacions
| Marca | ACDelco |
| Número de model | PT327 |
| Número de peça del fabricant | 12102660 |
| Número de peça OEM | 12102660 |
| Tipus de connector | 9-Way Female Multi-Purpose Pigtail |
| Dimensions del producte | 24.13 x 12.7 x 4.06 cm |
| Pes de l'article | 90.7 g |
| Muntatge obligatori | No |
Nota: Some sockets have more contacts than others, depending on their function. Ignition coil wires also come in different lengths with different boots at the ends, which is why verifying fitment is crucial.
Garantia i Suport
For specific warranty information regarding your ACDelco PT327 pigtail, please refer to the documentation provided with your purchase or visit the official ACDelco website. ACDelco products are backed by General Motors, ensuring quality and reliability.
For technical support or further assistance, please contact ACDelco customer service through their official channels. When contacting support, please have your product model number (PT327) and any relevant vehicle information readily available.
Exempció de responsabilitat: This manual provides general guidance. Always prioritize safety and consult professional assistance when necessary.





