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Security & TechHow Often Should I Service My Car?
By Sun Garage, Owner, Sun Garage · 15 April 2026 · 5 min read
Understanding service intervals in West Bromwich
Regular servicing is essential for keeping your car running smoothly, safely, and efficiently. But how often should you book in? The answer depends on several factors including your car is age, mileage, driving habits, and manufacturer recommendations.
Most modern vehicles have service intervals built into their onboard computer systems, but understanding the basics helps you make informed decisions about your car is maintenance. At Sun Garage in West Bromwich, we help drivers choose the right service schedule.
Start with your handbook
Your car is handbook is the best starting point. Manufacturers usually recommend servicing every 12 months or 12,000 miles, whichever comes first. However, this can vary significantly between makes and models.
Some premium brands recommend longer intervals (up to 20,000 miles), while older vehicles or those used for heavy-duty work may need more frequent attention.
Key factors that affect service frequency:
- Annual mileage – high mileage drivers need more frequent services
- Driving conditions – city driving with lots of stop-start traffic increases wear
- Vehicle age – older cars benefit from more regular checks
- Manufacturer guidelines – always check your specific model is requirements
- Service history – a well-maintained car may need less frequent major work
Interim vs full service: which one do you need?
Understanding the difference between service types helps you choose what is right for your car and budget.
Interim service
Interim services are ideal for high mileage drivers or cars that need extra care between full services. Typically performed every 6 months or 6,000 miles, an interim service includes:
- Oil and filter change
- Visual inspection of brakes, tyres, and lights
- Fluid level checks (coolant, brake fluid, screen wash)
- Battery and charging system check
- Tyre pressure check and adjustment
Full service
Full services cover a comprehensive inspection and are the most common yearly choice. A full service includes everything in an interim service, plus:
- Air filter replacement
- Spark plug check (petrol) or glow plug check (diesel)
- Fuel filter check
- Exhaust system inspection
- Suspension and steering component checks
- Drive belt inspection
- Comprehensive brake system check
- Wheel alignment check
Major service
Major services are typically due every 24 months or 24,000 miles and include everything from a full service plus additional items like timing belt replacement (if due), transmission fluid changes, and more detailed component inspections.
Signs your car needs servicing soon
While following manufacturer guidelines is important, sometimes your car will tell you it needs attention sooner. Watch out for these warning signs:
- Dashboard warning lights – do not ignore them
- Unusual noises – grinding, squealing, or knocking sounds
- Reduced fuel efficiency – a sudden drop in MPG
- Rough idling or difficulty starting
- Smoke from the exhaust (especially blue or black smoke)
- Brake pedal feels spongy or car pulls to one side when braking
- Oil level dropping faster than normal
Our approach to servicing in West Bromwich
At Sun Garage, we believe in honest, transparent servicing. We will always check your service history and explain what is genuinely needed based on your car is condition and mileage.
You stay in control of the budget and we only start work once you agree. We provide clear explanations of any issues we find and give you options for addressing them. Call us on 0121 553 0296 to book your service.
Tip: Keep your service book stamped and up to date. A complete service history can add significant value to your car and helps us provide better care.