Toll Free MSD Tech Line: 888-673-7859

MSD Tech Line: 915-855-7123

Call our tech line Monday through Friday, 7am to 5pm Mountain Standard Time

Click here for a directory listing. 

 MSD Tech E-mail Questions

Note: Due to the volume of e-mail our Tech Department receives it may be up to 48 hours before you receive a response. We will definitely get back to you! Also, if you email a question then follow up with a call, please write our "msdtech" a short note that you received an answer over the phone. This will save our technicians time. Thanks.

  RMA Number is required for all MSD returns

Shipping Address: 

Customer Service Department
Autotronic Controls Corporation
1350 Pullman Drive, Dock #14
El Paso, Texas 79936

  MSD Tech Support Forums

  MSD Custom Diagrams

  Tech Tip-USB Connections

  Service and Warranty

  Emissions Compliance

  Product Registration

  MSD Ignition iPhone App Support

  MSD Wiring Diagrams and Tech Notes Book

  Application Guide Document

Technical Support Bulletins: 

Radio Noise  

Using Magnetic Trigger  

Rotor Phasing  

Top 10 Ignition Questions  

Magnetic/Optical Pickups 

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