2017 Mercedes-Benz AMG GT S Won't Start

Resolve Starting Issues with Your 2017 Mercedes-Benz AMG GT S

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 2017 Mercedes-Benz AMG GT S won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, 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 steps to diagnose a starting issue in a 2017 Mercedes-Benz AMG GT S?

When diagnosing a starting issue in your 2017 Mercedes-Benz AMG GT S, it's essential to adopt a systematic approach that begins with the most straightforward checks. Start by examining the battery, as a fully charged and functional battery is crucial for starting the vehicle. If the battery is in good condition, proceed to inspect the starter motor, ensuring it operates correctly, as a malfunctioning starter can hinder engine ignition. Next, evaluate the ignition switch for any signs of wear or damage, as this component plays a vital role in the starting process. If these initial checks do not reveal the problem, turn your attention to the fuel system; confirm that the fuel pump is delivering fuel effectively to the engine. Additionally, inspect the spark plugs to ensure they are firing properly, as worn plugs can lead to starting difficulties. Utilizing a diagnostic scanner to check for error codes can provide further insights into potential issues, guiding you to the next steps. Finally, assess the fuel injectors and the Engine Control Module (ECM) for any faults, as these components can significantly impact the vehicle's ability to start. By following this structured diagnostic approach, you can effectively identify and resolve starting issues in your AMG GT S.

What are the common problems that could cause a 2017 Mercedes-Benz AMG GT S to not start?

When troubleshooting starting issues with a 2017 Mercedes-Benz AMG GT S, it's essential to consider several common problems that could be at play. A weak or dead battery is often the first suspect, as it can prevent the vehicle from starting altogether. If the battery is in good condition, the next component to check is the starter motor, which is responsible for turning the engine over; a malfunction here can lead to a no-start situation. Additionally, the fuel system plays a critical role in starting the engine, so issues like a clogged fuel filter or a faulty fuel pump should be examined. The ignition switch is another potential culprit; if it fails, the car may not respond when the key is turned. Furthermore, worn or faulty spark plugs can hinder ignition, making it difficult for the engine to start. Lastly, problems with the Engine Control Unit (ECU) can disrupt the starting process, as it manages various engine functions. By systematically diagnosing these components, DIY enthusiasts can effectively identify and resolve the starting issues with their AMG GT S.

How urgent is it to diagnose and repair the starting issue in a 2017 Mercedes-Benz AMG GT S?

Addressing a starting issue in your 2017 Mercedes-Benz AMG GT S is not just a matter of convenience; it is crucial for the overall health and safety of your vehicle. Ignoring the symptoms can lead to more severe mechanical failures, which may result in costly repairs down the line. Additionally, a malfunctioning start system can indicate deeper safety concerns that could compromise your driving experience. By diagnosing and repairing the issue promptly, you not only safeguard yourself from the inconvenience of being stranded but also protect the vehicle's resale value. The longer you wait, the greater the risk of incurring significant damage, making it imperative to act swiftly. Prioritizing this repair ensures that your AMG GT S remains reliable and performs at its best, allowing you to enjoy the driving experience without worry.

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