ION L4-2.4L (2007)
Step 1 - Step 7
Scan Tool Does Not Communicate with Low Speed GMLAN Device
Scan Tool Does Not Communicate with Low Speed GMLAN Device
Modules connected to the GMLAN serial data circuit monitor for serial data communications on the GMLAN network during normal vehicle operation.
Operating information and commands are exchanged among the modules. When a module detects a bus-off condition a DTC U2100 will be set. This
DTC can be retrieved as history only.
