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.
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HOMESERVICE MANUALSGMC2011SAVANA SPECIAL 4.8 AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 12 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESPASSENGER PRESENCE SYSTEM PRELOAD TESTPASSENGER PRESENCE SYSTEM PRELOAD SYSTEM TEST PROCEDURE (EXISTING MODULE)
2011 GMC Savana Special 4.8 A
Passenger Presence System Preload System Test Procedure (Existing Module)
2011 GMC Savana Special 4.8 ASECTION Passenger Presence System Preload System Test Procedure (Existing Module)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 GMC Savana Special, 2010 GMC Savana Camper Special, 2010 GMC Savana, 2010 Chevrolet RV Cutaway, and 2010 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- With Service Programming System (SPS) , unlock the PPS module.
- Empty the front outboard passenger seat.
- With the scan tool, perform the Preload Passenger Presence System procedure.
- If the test fails, adjust the seat bottom trim, and massage the cover to ensure unwanted pressure is not present in the specified area, and restart the Passenger Presence System Preload Test (Existing Module).
- Once the test successfully completes, cycle the ignition key OFF.
- Perform the Diagnostic System Check - Vehicle after successfully completing the preload test procedure to ensure the system is functioning properly.
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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.