2024 GMC Terrain SLE, 4WDFACTORY OEM SERVICE PROCEDURE

If Slow to Calibrate/Learn

The ideal calibration/learn condition is, driving on a two-lane divided highway with markings on both sides of the lane. One or more of the following conditions may increase the length of time required to complete the self-calibration/learn procedure:

  • Heavy traffic
  • Stop and go traffic
  • Mountain roads
  • Curves in roadway
  • Poor contrast lane markings
  • Bots' Dots or similar type lane markings
  • Operating the vehicle at speeds greater than recommended
  • Driving through snow or fog, or driving directly into the sun
  • B174W Frontview Camera - Windshield is not properly installed. Verify it is snapped into tabs and is secure. Refer to Front View Camera ReplacementΒ .
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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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