Note: If any water enters the vehicle interior up to the level of the carpet or higher and soaks the carpet, the sensing and diagnostic module (SDM) and the SDM harness connector may need to be replaced. The SDM could be activated when powered, which could cause deployment of the air bag(s) and result in personal injury. Before attempting these procedures, the SRS system must be disabled. Refer to Disabling the SRS System.
With the ignition OFF, inspect the SDM mounting area, including the carpet. If any significant soaking or evidence of significant soaking is detected, you must perform the following tasks:
Carefully follow these tasks to ensure personal safety, avoid air bags deployment or unneeded SRS system repairs.
Body Waterleak RepairDriving on Wet Roads
Rain and wet roads can reduce vehicle traction and affect your ability to stop
and accelerate.
Always drive slower in these types of driving conditions and avoid driving through
large puddles and deep-standing or flowing water.
WARNING
Wet brakes can cause crashes.
They might not work as wel ...
Frontal SIR System Description
The frontal supplemental inflatable restraint (SIR) system consists of the
following components:
AIR BAG indicator located in the instrument cluster
Inflatable restraint sensing and diagnostic module (SDM)
Inflatable restraint passenger presence detection system
Inflatable restraint Pass ...
OnStar® Destination Download
The destination download lets an OnStar® subscriber ask an OnStar Advisor to
download a destination to the navigation system. OnStar will send address information
and location coordinates of the destination into the navigation system.
Using Destination Download
If the navigation radio screen i ...