Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Chevrolet HHR LT, 2.2 D, AutomaticFACTORY OEM SERVICE PROCEDURE
Supplemental Inflatable Restraint System
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- SIR Component Views
- SIR Identification Views
- SIR Connectors
- Inflatable Restraint Front End Sensor
- Inflatable Restraint Front Passenger Presence System (PPS) Module
- Inflatable Restraint Front Passenger Presence System (PPS) Sensor
- Inflatable Restraint I/P Module C1
- Inflatable Restraint I/P Module C2
- Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator
- Inflatable Restraint Passenger Seat Belt Tension Sensor
- Inflatable Restraint Roof Rail Module - Left (ASF)
- Inflatable Restraint Roof Rail Module - Right (ASF)
- Inflatable Restraint Sensing and Diagnostic Module (SDM)
- Inflatable Restraint Side Impact Sensor (SIS) - Left (ASF)
- Inflatable Restraint Side Impact Sensor (SIS) - Right (ASF)
- Inflatable Restraint Steering Wheel Module C1
- Inflatable Restraint Steering Wheel Module C2
- Inflatable Restraint Steering Wheel Module Coil C1
- Inflatable Restraint Steering Wheel Module Coil C2
- Inflatable Restraint Steering Wheel Module Coil C3
- Seat Belt Pretensioner - Left
- Seat Belt Pretensioner - Right
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - SIR
- Passenger Presence System Flash Code Procedures
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC 023
- DTC 024
- DTC 063
- DTC 064
- DTC 065
- DTC B0012 or B0013
- DTC B0015
- DTC B0016
- DTC B0019 or B0020
- DTC B0022
- DTC B0023
- DTC B0052 or B0053
- DTC B0081
- DTC B0083
- DTC B0085 or B0086
- DTC B1001
- DTC B1019
- DTC B1370
- Passenger Presence System Rezeroing
- Symptoms - SIR
- Air Bag Indicator Circuit Malfunction
- Passenger Presence System Indicator Circuit Malfunction
- SIR Disabling and Enabling
- Repair Instructions
- SIR Service Precautions
- Inflatable Restraint Front End Sensor Replacement
- Inflatable Restraint Side Impact Sensor Replacement
- Inflatable Restraint Sensing and Diagnostic Module Replacement
- Inflatable Restraint Steering Wheel Module Replacement
- Inflatable Restraint Steering Wheel Module Coil Replacement
- Inflatable Restraint Steering Wheel Module Coil Centering
- Inflatable Restraint Instrument Panel Module Replacement
- Inflatable Restraint Passenger Presence System Replacement - Front
- Inflatable Restraint Instrument Panel Module Indicator Replacement
- Roof Side Rail Inflatable Restraint Module Replacement - Front
- Seat Belt Retractor Pretensioner Replacement - Front
- Repairs and Inspections Required After a Collision
- Inflator Module Handling and Scrapping
- Pretensioner Handling and Scrapping
- Description and Operation
- SIR System Description and Operation
- SIR System Overview
- Frontal SIR System Description
- Inflatable Restraint Sensing and Diagnostic Module (SDM)
- Inflatable Restraint Passenger Presence System (PPS)
- Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator
- AIR BAG Indicator
- Dual Stage Inflator Modules
- Inflatable Restraint Steering Wheel Module Coil
- Steering Wheel and Column
- Inflatable Restraint Front End Sensor
- Inflatable Restraint Seat Belt Retractor Pretensioner
- Inflatable Restraint Wiring Harness
- Knee Bolster
- Side SIR System Description
- Inflatable Restraint Roof Rail Modules
- Inflatable Restraint Side Impact Sensor (SIS)
- SIR System Description and Operation
- Special Tools and Equipment
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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