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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1276 (SEAT HEATING SYSTEM & SEAT COOLING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B2345CIRCUIT/SYSTEM TESTINGNOTES
2006 Chevrolet Suburban C2500, 6.0 U
Circuit/System Testing: Notes
2006 Chevrolet Suburban C2500, 6.0 USECTION Notes
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
B2345 13
- Ignition OFF, disconnect the X2, X5 harness connector at the memory seat module.
- Test for greater than 1.9K ohms between the following temperature sensor signal and low reference circuits.
- Driver seat cushion terminal 1 X5 and terminal 3 X2
- Passenger seat cushion terminal 2 X5 and terminal 6 X2.
- If less than the specified value, test for a short between the signal and low reference circuits. If the circuits test normal, replace the appropriate temperature sensor.
- If all circuits test normal, replace the memory seat module.
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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.