In an effort to get the most useful information to dealerships, the GM Technical Assistance Center (TAC) has released an updated list of organizational contacts for service departments. (Fig. 12) It covers who to contact for specific situations — in essence, a list of where to go for what you need.
Fig. 12
Technical Assistance Center (TAC)
TAC offers technical repair and diagnostic assistance. TAC does not authorize warranty or component replacements.
When a case is started with TAC, choose one of the following areas to get to the correct person for your specific issue.
- Body and Accessories
- Brakes
- Driveline or Axle – including 4WD or AWD
- Electric Vehicles
- Engine – Gas or Diesel
- General Information
- HVAC
- Hybrid – select from are 8 Hybrid choices
- Infotainment
- OnStar
- Restraints
- Safety and Security
- Steering
- Suspension
- Transmission and Transaxle
- XM
District Manager Parts and Service (DMPS) or Service Manager
Contact your DMPS for authorization on component replacements.
Techline Customer Support Center (TCSC)
TCSC provides end-to-end troubleshooting and resolution for all Techline software applications related to GM North American vehicles, including vehicle service programming, calibration issues, scan tools, dealership PC hardware, and dealership internet and infrastructure connectivity.
TCSC also provides troubleshooting and resolution for ACDelco Techline, which are Techline service applications that are available to the aftermarket community via the ACDelco TechConnect portal.
Service Information (SI)
Feedback is provided on all document pages in SI. For any issues with Service Information, please submit feedback using the feedback “mail” button on the page with an error.
SPAC
A SPAC case is the highest priority order type in the GM Customer Care and Aftersales system. A SPAC case is set up when a part is on backorder for an urgent customer concern.
Partech
Partech is parts technical assistance that can help with parts accuracy, number changes and identification concerns.
Partech also can help with GM Accessory questions, including installation sheets, missing kit components, quality issues and vehicle compatibility.
Accessory Distributor Installer (U.S.)
Contact your local Accessory Distributor Installer (ADI) with a question or concern related to Limited Production Option (LPO) parts.
Please use these contacts in your dealership to quickly connect with the correct people who can address your issue, helping to reduce unnecessary transfers and callbacks.
– Thanks to Aron Wilson
