2014 Chevrolet Tahoe SSVFACTORY OEM SERVICE PROCEDURE

Circuit/System Verification

  1. Verify DTC U0300 is not set.
    • If the DTC is set in a control module that can be programmed, program the control module setting the DTC. If the DTC resets, replace the control module setting the DTC.
    • If the DTC is set in a control module that can not be programmed, replace the control module setting the DTC.
  2. Verify DTC U0301-U0336 is not set.
    • If the DTC is set, program the control module specified by the DTC descriptor. If the DTC resets, replace the control module specified by the DTC descriptor.
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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