Chevrolet Sonic Repair Manual: SIR Service Precautions
- General Service Instructions
-
Warning:
When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling and Enabling . Failure to observe the correct procedure could cause deployment of the SIR components, personal injury, or unnecessary SIR system repairs.
Note:
The Inflatable Restraint Sensing and Diagnostic Module (SDM) maintains a reserved energy supply. The reserved energy supply provides deployment power for the SIR air bags. Deployment power may be available for up to 2 minutes after disconnecting the vehicle power. Disabling the SIR system prevents deployment of the SIR air bags from the reserved energy supply.
Note:
The following are general service instructions which must be followed in order to properly repair the vehicle and return it to its original integrity:
- Do not expose air bags to temperatures above 85?€‰?°C?€‰ (185?€‰?°F)
- Verify the correct replacement part number. Do not substitute a component from a different vehicle
- Use only original GM replacement parts available from your authorized GM dealer. Do not use salvaged parts for repairs to the SIR system
Note:
Discard any of the following components if it has been dropped from a height of 80?€‰cm?€‰(15.75?€‰in) or greater:
- Inflatable Restraint Sensing and Diagnostic Module
- Passenger instrument panel air bag
- Driver steering wheel air bag
- Driver steering wheel air bag coil
- Roof rail air bags
- Front and /or side impact sensors
- Seat belt achor and/or retractor pretensioners
- Front seat side air bag
- Knee air bag
SIR Identification Views
The SIR Identification Views shown below illustrate the approximate location
of all SIR components available for the vehicle. This will assist in determining
the appropriate SIR Disabling and Enab ...
Seat Adjustment
Manual Seats
Warning: You can lose control of the vehicle if you try to adjust
a driver seat while the vehicle is moving. Adjust the driver seat only when
the vehicle is not movin ...
Other materials:
Menu System
Controls
The Push/MENU/TUNE knob, Push/ MENU/TUNE button, and / BACK button are used to
navigate the menu system.
Push/MENU/TUNE Knob:
Turn to:
Enter the menu system.
Highlight a menu option.
Select a value.
Push/MENU/TUNE Button:
Press to:
Select or activate the highlighted men ...
Special Tools
Illustration
Tool Number/ Description
CH-24319-B
CH-43631
J-24319-B
J-43631
Ball Joint Remover
CH-50559
Wheel Hub / Bearing Remover / Installer Kit
CH-5 ...
Tire Inspection
We recommend that the tires, including the spare tire, if the vehicle has
one, be inspected for signs of wear or damage at least once a month.
Replace the tire if:
The indicators at three or more places around the tire can be seen.
There is cord or fabric showing through the tire's ...
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