Maple Valley Auto Repair

A vehicle's transmission fluid is necessary because it keeps moving parts lubricated and helps the transmission maintain an optimal temperature. In an automatic transmission, the fluid also supplies hydraulic pressure and friction for the internal parts, so they operate correctly and smoothly. Since the gears work and shift differently, the correct type of transmission fluid depends on whether your car has an automatic or manual transmission. Even after those two categories, you will find there are many different types of transmission fluid. Aside from traditional formulas that are crude oil based, The owner's manual should specify the best type of fluid for your car's transmission needs. There are a few variables when it comes to how frequently you need to change your transmission fluid. Those variables will depend on the age or model of your vehicle, the type of transmission, what the vehicle is mainly used for, and the specific manufacturer's recommendations. If yo ... read more

The most anxiety-inducing warning light that can come on your dashboard is the check engine light. The check engine warning is so feared because of how ambiguous it can be. It can come on for a number of reasons, all ranging in severity. When this light comes on, it is important for you to bring your car to an auto repair shop for engine diagnostics. Below are 5 common reasons for a lit check engine light.   #1: Loose, Broken, or Damaged Gas Lid This problem is the cheapest and easiest to fix. When your light comes on, you should first check the gas cap. When your gas lid is damaged or not fastened, the gasoline in the tank can evaporate. Your car’s computer will catch this and trigger the light to come on.   #2: Failing Oxygen Sensor The O2 sensor is a part of your vehicle’s exhaust system, and it is in charge of measuring oxygen levels. It sends the info to your car computer and uses it to calculate a balanced air to fuel mixture.   #3: Malfunctioni ... read more

Your car needs the alternator to keep regenerating power as the engine runs. When the alternator breaks down, your car's electrical systems and accessories will not last much longer. That's where Rainier Automotive comes in. Read on to learn about the signs of a failing alternator. Sign #1: Electrical/Burning Smells The alternator is supposed to generate a lot of power. Certain issues can cause the alternator overheat. As a result, you may catch a whiff of a hot electrical smell.  Sign #2: Odd Sounds Your alternator has belts, pulleys, and bearings that keep it in order to generate power. If any of those parts wear out, you'll likely hear a noise.. It is often described as whining or squealing. Sign #3: Problems with Electronic Accessories Any accessories that draws power from your car's electrical system will run the risk of malfunctioning. When the alternator is failing, it can't supply enough power to everything at once. That may mean your radio, GPS ... read more

Signs of a malfunctioning catalytic converter are not as apparent as an overheating engine or faulty braking system. It is important to note that your vehicle's catalytic converter will malfunction, mainly when you ignore problems with connected parts such as exhaust valves and spark plugs. What is a Catalytic Converter? It is a metal canister that reduces emissions from your auto to prevent environmental pollution. It sits between the muffler and car engine to eliminate or reduce your car exhaust system emissions. Thanks to the chemical catalyst, the latter remains possible, usually comprising palladium and platinum that convert emissions into environmentally friendly gasses. Common Symptoms of a Bad Catalytic Converter Mainly, you will know that your catalytic converter has gone bad once you fail your upcoming emission test. See if you can spot the following symptoms of a bad catalytic converter to know when it is time for a replacement: 1. Reduced Engine Performance A clog ... read more

Gasoline is becoming a more and more expensive expense for many Americans today. This makes our fuel mileage something that we need to be more cautious of. If you've noticed that your vehicle is drinking up more gas than usual, it may be more than just miles it is going. Some mechanical problems can bring down your mileage by as much as 30%.  Here are some common car issues that can cause your vehicle's MPG to decline: Low Tire Pressure If your wheels are underinflated, your car is going to require more energy to move you from point a to point b. Make sure you always fill up your tires according to the factory-recommended PSI to get the best possible MPG. Malfunctioning Sensors Things like oxygen sensors or mass air flow sensors have a huge role in the combustion process. When they become impaired, it can cause your car to take in more fuel than needed.  Dirty Air Filter If it has been a hot minute since you last changed your air filters, it may be the cause of ... read more