What Is The Difference Between 30K and 90K Miles Service?

30K, 60K, 90K Mile Service in Issaquah | Autoworks Of Issaquah

Chances are that you have most likely heard about 30k or 90k services, but what do they mean, actually? In this article, we will take a closer look at what they are and how they are different from each other - making both of them equally important.

 30K Service 

The 30,000-mile service marks a critical milestone in your vehicle's maintenance schedule, typically occurring around the two-year mark for most drivers. This service interval focuses on inspecting and addressing key components that have been subjected to regular wear and may require attention. Here are some common procedures performed during the 30k service:

   Oil and Filter Change

Regular oil changes are essential for maintaining engine health and lubrication. During the 30k service, the oil and filter are typically replaced to ensure optimal performance and longevity.

   Fluid Checks and Replacements

Fluids play a crucial role in your vehicle's operation, and the 30k service is an opportune time to check and replace fluids as needed. This includes the coolant, brake fluid, transmission fluid, power steering fluid, and differential fluid, among others.

   Tire Inspection and Rotation

Proper tire maintenance is vital for safe driving and optimal performance. During the 30k service, tires are inspected for wear, proper inflation, and alignment. Tire rotation may also be performed to promote even wear and extend tire life.

   Brake System Inspection

The braking system is thoroughly inspected during the 30k service. This includes checking the brake pads, rotors, calipers, and brake fluid for signs of wear or degradation. Necessary repairs or replacements are performed to ensure proper braking performance.

 90K Service 

The 90,000-mile service is a significant milestone in a vehicle's lifespan, often occurring around the six-year mark for the average driver. This service interval involves a comprehensive examination of critical components and systems to address potential wear and prolong the vehicle's life.

   Timing Belt Replacement

One of the critical tasks during the 90k service is the replacement of the timing belt (if equipped). The timing belt is responsible for synchronizing the engine's valves and pistons, and failure can cause severe engine damage. Replacing it at this interval helps prevent potential catastrophic failure.

   Spark Plug Replacement

Spark plugs play a vital role in the combustion process. Over time, they wear out, affecting engine performance and fuel efficiency. During the 90k service, spark plugs are typically replaced to maintain optimal engine operation.

   Fuel System Cleaning

The fuel system can accumulate deposits and contaminants that can hinder performance and fuel efficiency. Cleaning the fuel injectors and performing a thorough fuel system cleaning helps restore efficiency and overall engine performance.

   Suspension and Steering Inspection

The suspension and steering systems are thoroughly inspected during the 90k service. Components such as shocks, struts, ball joints, and tie rods are checked for wear and potential safety hazards. Replacements or repairs are performed as necessary.


 30/60/90k Service at Autoworks Of Issaquah! 

Are you from Issaquah, WA, or the surrounding area? Well if you are and are looking for a repair facility to perform your regular maintenance and repairs, Autoworks of Issaquah is here to help!

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