This general document is a lead for testing High-Speed, Mid-Speed, and Low-Speed GM (In- Vehicle) Local Area Network (GMLAN) Controller Area Network (CAN) bus devices. 

Electromagnetic Compatibility (EMC) and Electro Magnetic Interference (EMI) testing is not described in this document, except crank pulse and Electrostatic Discharge (ESD). 

For In Vehicle Local Area Network (IVLAN) Mid- and High-Speed CAN bus device tests, refer to the IVLAN Device Test Specification.

The measurement results shall be documented in the separately available GMW14241 Test Result Template (CG2615), all plots included.

Parameters are given as nominal values unless otherwise noted. 

All tests and test methods shall be executed if not otherwise stated.