To DIY or Not to DIY: Auto Repairs You Can Handle & When to Call a Mechanic


When it comes to maintaining and repairing your vehicle, the choices can often feel overwhelming. For car owners in Fort Collins, Colorado, who rely on Weston Automotive for servicing all makes and models of foreign and domestic vehicles, it's essential to know when to roll up your sleeves and tackle a DIY repair yourself and when to pick up the phone and call a mechanic.

In this comprehensive guide, we'll explore a wide range of auto repairs, breaking them down into those you can confidently handle yourself and those best left to the skilled hands of a mechanic.

simple diy auto maintenance

The DIY Repairs

  1. Changing the Engine Air Filter

Changing your engine's air filter is a simple task that can significantly impact your vehicle's performance and fuel efficiency. It usually involves unclipping or unscrewing the air filter housing, removing the old filter, and slotting in a new one.

  1. Replacing Windshield Wipers

If your windshield wipers are streaking, chattering, or leaving smudges, it's time for a replacement. This is a straightforward DIY task; simply follow the instructions in your vehicle's manual to swap out the old wiper blades with new ones.

  1. Changing the Cabin Air Filter

A clean cabin air filter improves the air quality inside your vehicle. It's often located behind the glove box or under the dashboard. Accessing and replacing it typically involves removing a few screws or clips.

  1. Changing Spark Plugs

Replacing spark plugs can be a bit more involved, but it's a task many car enthusiasts can handle. It involves removing the old spark plugs, applying an anti-seize compound to the new ones, and carefully torquing them to the manufacturer's specifications.

  1. Changing the Battery

If you've ever jump-started your car, you can probably handle changing the battery. It typically involves removing the old battery, cleaning the terminals, and installing the new one.

  1. Replacing the Air Conditioning (AC) Refrigerant

This task is feasible for those comfortable working with car systems. AC refrigerant replacement involves connecting a kit to your AC system's low-pressure port and following the manufacturer's guidelines for recharging the system.

auto repair maintenance

When to Call a Mechanic

  1. Engine and Transmission Repairs

Engine and transmission issues are complex and require specialized knowledge and tools. If your vehicle is experiencing symptoms like strange noises, warning lights on the dashboard, or a noticeable decrease in performance, it's best to leave these repairs to a qualified mechanic.

  1. Suspension and Steering Repairs

Issues with your vehicle's suspension and steering can impact its safety and handling. Proper diagnosis and repair require expertise in these systems to ensure your vehicle's stability and safety on the road.

  1. Brake Repairs

Brake system repairs should never be taken lightly. Whether it's squealing brakes, a spongy brake pedal, or grinding noises, any brake issues warrant immediate attention from a professional mechanic. Your safety and the safety of others on the road depend on it.

  1. Electrical System Repairs

Modern vehicles are equipped with complex electrical systems that control everything from the engine to infotainment. Diagnosing and repairing electrical issues often requires specialized diagnostic tools and knowledge. Attempting to tackle electrical problems without the necessary expertise can lead to more significant issues.

  1. Fuel System Repairs

Fuel system repairs, such as fixing a fuel leak, replacing a fuel pump, or addressing issues with the fuel injection system, should be left to professionals. Mishandling these repairs can lead to fuel leaks, poor performance, or even fires.

  1. Timing Belt and Chain Replacement

The timing belt or chain is a critical component of your vehicle's engine. Replacing it involves precise timing and coordination to prevent engine damage. Any mistakes during this repair can lead to catastrophic engine failure.

  1. Airbag System Repairs

The airbag system is a crucial safety feature in modern vehicles. Any issues or warning lights related to the airbags should be addressed by a qualified technician to ensure their proper function in case of an accident.

mechanic inspection vehicle in fort collins

 Factors to Consider for DIY

While these guidelines can help you decide when to tackle a repair yourself and when to call a mechanic, there are a few additional factors to consider:

  1. Experience: Assess your own automotive experience and skill level. If you're unfamiliar with a repair or lack the necessary tools, it's safer to let a professional handle it.
  2. Warranty: If your vehicle is under warranty, performing certain repairs yourself may void the warranty. Check your warranty documentation for details.
  3. Safety: Always prioritize safety. If a repair involves lifting the vehicle, working with heavy components, or using specialized equipment, err on the side of caution and consult a mechanic.
  4. Time and Convenience: Consider the time and effort required for a repair. Some tasks may be more convenient to have done by a mechanic, especially if it's a time-consuming or complex job.



In conclusion, understanding which auto repairs you can handle yourself and when to call a mechanic is essential for every car owner. While DIY repairs can save you money and give you a sense of accomplishment, it's crucial to recognize your limits and prioritize safety and vehicle performance. Weston Automotive, your trusted auto repair shop in Fort Collins, is here to support you with professional expertise when your vehicle needs professional attention, ensuring it stays safe and reliable on the road.

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