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HOMESERVICE MANUALSCHEVROLET2001CAVALIER LS, 2.4 TREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 44 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC TESTSSIR DIAGNOSTIC SYSTEM CHECKCIRCUIT DESCRIPTION
2001 Chevrolet Cavalier LS, 2.4 T

Circuit Description

2001 Chevrolet Cavalier LS, 2.4 TSECTION Circuit Description
WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

Ignition switch supplies ignition positive voltage to SDM at terminal A1 via AIR BAG fuse. When ignition is turned on, SDM tests SIR system for malfunctions while flashing AIR BAG warning light 7 times. If no malfunctions exist, AIR BAG warning light will then turn off.

RENDER: 1.0x

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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.