Up And Down Shift Switch Circuit


Table of contents

P0826 BUICK Possible Causes

  • Check other engine related codes first
  • Faulty Engine Control Module (ECM)
  • Engine Control Module harness is open or shorted
  • Engine Control Module circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

How do I fix code P0826 BUICK?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the P0826 BUICK code

  The cost of diagnosing the P0826 BUICK code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0826 BUICK Description

  The Automatic Transmission Control Module (TCM) receives transmission-related information from the Engine Control Module (ECM) via serial data. When the ECM receives invalid transmission-related information, it notifies the TCM. The TCM then sets the appropriate Diagnostic Trouble Code (DTC).

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