Test Description
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers in the diagnostic procedures.
- 2
This step ensures that the EBCM is capable of transmitting serial data on the serial data circuit. - 4
Test the serial data circuit at the EBCM for correct voltage.