Mercedes Benz C-Class GLK-Class Reset Service Reminder

This guide provides instructions on resetting a service overdue warning on a Mercedes C-Class W204 and GLK-Class X204.

Below are the instructions on how to perform a service counter reset on a Mercedes C-Class. This procedure also works in GLK class as well. 

Symptoms

  • A common symptom of an overdue service is an illumination of Service Overdue warning light.

Procedure

  1. Get inside the car from the driver's side door and shut the door; using your key, set the ignition on.
  2. Find the biggest gauge on the dashboard; it will be the biggest gauge among the two other gauges.
  3. Ensure that the center gauge is set to trip display before proceeding to the next steps; if not, use the left arrow button on the left side of the steering wheel, cycle through until you highlight the "Trip" option.
  4. After this step, the odometer will display the overdue in miles.
  5. Press ok on the left side of the steering wheel to acknowledge that you have seen the overdue display.
  6. Press and hold the call button on the right side of the steering wheel while then click the clicking and holding the OK button on the left side of the steering wheel. A menu with three menu items will be displayed on the screen.
  7. Use arrow down to navigate to Assyst Plus menu item, then press ok. Service Data and "Full Service" menu items will appear,  use the arrow down button to navigate to full service, then click OK.
  8. Menu Items with the description of Service1, Service3, etc., will be displayed, navigate to confirm the "full service" menu item, and press OK.
  9. There will be a confirmation message asking if full service has been carried out; scroll down to choose Yes, then click OK.
  10. There will be a prompt that would inform you that selected action cannot be undone; scroll down to Confirm and press OK.

Frequently Asked Questions

Can you reset the service reminder on a Mercedes Benz without performing oil service?

  • It is not recommended to reset your service reminder without performing oil service; this action would result in an unchecked maintenance counter, resulting in undue damage to your engine.

What are the services included in "service A" on a Mercedes?

  • Synthetic motor oil replacement
  • Oil filter replacement
  • All fluid level checks and corrections dependent on factory-recommended service intervals for your vehicle’s year and model
  • Tire inflation check and correction
  • Brake component inspection
  • Reset maintenance counter

What are the services included in "service B" on a Mercedes?

  • Synthetic motor oil replacement
  • Oil filter replacement
  • Cabin dust/combination filter replacement
  • Brake fluid exchange
  • All fluid level checks and corrections dependent on factory-recommended service intervals for your vehicle’s year and model
  • Tire inflation check and correction
  • Brake component inspection
  • Reset maintenance counter
  • Adherence to all required elements is listed by model year and specific model indicated on the corresponding service sheet for Mercedes-Benz Maintenance Systems in the USA.

What are the services included in "service D" on a Mercedes?

  • Fluid level checks
  • Mercedes-Benz Synthetic Motor Oil Replacement**
  • Wiper blade replacement
  • Computer diagnostics checks

How much does a Mercedes A service cost?

  • On average, a Mercedes A Service can cost anywhere from $210 to upward of $315 depending on which service provider you choose. 

How much does a Mercedes B service cost?

  • The labor costs alone can come in anywhere from $220-$280, while the cost of parts ranges from $100 all the way up to $450. 

How much does a Mercedes C service cost?

  • Mercedes-Benz Service C starts at $249.95

How many miles would it take for services A, B, and C to be due?

  • The A Service first visit is at approximately 10,000 miles or 1 year. Then it is approximately every 20,000 miles or 2 years.
  • Around one year after your first A Service appointment, so approximately two years since your purchase or at 20,000 miles (whichever comes first), it will then be time to bring your vehicle in for Mercedes-Benz Service B.
  • Mercedes-Benz Service C is a Mercedes-Benz service interval that's recommended at around 36,000 miles. 


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Mercedes Benz C-Class GLK-Class Reset Service Reminder Below are the instructions on how to perform a service counter reset on a Mercedes C-Class. This procedure also works in GLK class as well.