Service A Due / Service B Due
Mercedes-Benz Vehicle
Severity: MinorWhat Does This Error Mean?
Service A and Service B are Mercedes's scheduled maintenance intervals. Service A is a minor service (oil change + inspection). Service B is a major service (oil + filters + brakes + more). They alternate roughly every 10,000 miles.
Affected Models
- Mercedes C-Class
- Mercedes E-Class
- Mercedes GLC
- Mercedes GLE
- Mercedes A-Class
- All Mercedes models (2009+)
Common Causes
- Mileage or time-based interval reached
- Service not reset after the last maintenance
How to Fix It
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Schedule the appropriate service.
Service A: oil change, oil filter, fluid checks, tire inspection. Service B: everything in A plus cabin filter, brake inspection, and additional checks.
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After service: reset the indicator.
Use the steering wheel buttons: 1. Go to Service menu in the instrument cluster. 2. Select the service item. 3. Hold OK for 3 seconds to reset. Or the technician resets it with Star Diagnostic.
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You can service at an independent shop.
You do not need to go to the dealer. Any qualified mechanic can perform Service A/B. Using an independent shop saves 30-50%.
Frequently Asked Questions
How much does Service A cost?
Dealer: $200-$400. Independent shop: $100-$200. DIY oil change: $50-$80 for parts.
How much does Service B cost?
Dealer: $400-$800. Independent shop: $200-$400. Service B includes more items and takes longer.