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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 704 (CELLULAR COMMUNICATION SYSTEM)DIAGNOSTIC INFORMATION & PROCEDURESSCAN TOOL DATA DEFINITIONSMODULE INFORMATION - COMPONENT
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Module Information - Component

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Module Information - Component
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Serial #8-11:  This is the first partition of the serial number.



Serial #12:  This is the second partition of the serial number.



Serial #13-16:  This is the third partition of the serial number.



Serial # 17-18:  This is the last partition of the serial number.

Module Information - 3 Watt Transmitter ID:  This displays the part number for the transmitter.

RENDER: 1.0x

NO RELATED

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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.