2016 Mercedes-Benz GL63 AMG Key Won't Turn

Key Won't Turn in 2016 Mercedes-Benz GL63 AMG: Causes and Solutions

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Reviewed by
Aisha
Written by RepairPal Car Genius
Updated January 14, 2025
0%
35% chance it's the
Binding Steering Column/Lock
0%
27% chance it's the
Ignition Switch
0%
20% chance it's the
Ignition Key
0%
18% chance it's
Something else
The most common reasons a 2016 Mercedes-Benz GL63 AMG key won't turn are a binding steering column/lock, an ignition switch issue, or a problem with the ignition key.
  • Binding Steering Column/Lock: A binding steering column or lock can occur due to a worn or damaged steering column assembly or issues with the ignition lock mechanism.
  • Ignition Switch: A faulty ignition switch can prevent the engine from starting or cause intermittent electrical issues, affecting the vehicle's ability to run properly.
  • Ignition Key: A worn or damaged ignition key or ignition cylinder can prevent the key from turning, leading to starting issues.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial steps to diagnose why the key won't turn in a 2016 Mercedes-Benz GL63 AMG?

When faced with the frustrating issue of a key that won't turn in your 2016 Mercedes-Benz GL63 AMG, it's essential to adopt a systematic diagnostic approach. Start by examining the key fob itself; a damaged or low battery can often be the simplest explanation, so replacing the battery is a quick first step. Next, check for the steering wheel lock, as turning the wheel left and right while attempting to turn the key can sometimes release this lock. Additionally, ensure that the vehicle is in the correct gear, typically Park or Neutral, since many vehicles have safety mechanisms that prevent the key from turning if the gear is not properly set. It's also wise to inspect the battery connections within the vehicle to confirm that power is being supplied to the ignition system. Lastly, take a moment to check the fuses related to the ignition; a blown fuse could be the culprit behind the key's refusal to turn. By following these steps, you can effectively troubleshoot the issue and potentially resolve it without needing professional assistance.

What are the common problems that could cause the key to not turn in the ignition of a 2016 Mercedes-Benz GL63 AMG?

When faced with the frustrating situation of a key that won't turn in the ignition of your 2016 Mercedes-Benz GL63 AMG, it's essential to consider several common issues that could be at play. One of the first things to check is whether the steering wheel lock is engaged; gently turning the steering wheel while attempting to turn the key can often resolve this problem. Additionally, inspect the key itself for any signs of wear or damage, as a faulty key can hinder ignition. If the key appears fine, ensure that your vehicle's battery is in good condition, as a dead or weak battery can prevent the ignition system from functioning properly. If these steps do not resolve the issue, the ignition switch may be faulty, requiring professional inspection and potential replacement. Another possibility is a malfunctioning steering lock module, which may necessitate a diagnostic test to pinpoint the problem. Lastly, consider the possibility of a mechanical obstruction within the ignition cylinder; cleaning or repairing this component may be necessary to restore functionality. By systematically addressing these common issues, you can effectively troubleshoot the problem and determine whether a DIY fix is feasible or if professional assistance is required.

How urgent is it to address the ignition issue in a 2016 Mercedes-Benz GL63 AMG where the key won't turn?

When dealing with a key that won't turn in the ignition of a 2016 Mercedes-Benz GL63 AMG, it is crucial to recognize the urgency of the situation. Ignoring this problem can lead to significant inconveniences, such as being unable to start your vehicle when you need it most, which can disrupt your daily routine. Moreover, there are serious safety concerns to consider; a malfunctioning ignition could leave you stranded in an unsafe location or unable to move your vehicle in an emergency. Additionally, neglecting the issue may result in further damage to the ignition system or related components, leading to more extensive and costly repairs down the line. Therefore, it is advisable to seek professional assistance or consult the manufacturer to ensure that the ignition issue is resolved efficiently and effectively, safeguarding both your vehicle's functionality and your personal safety.

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