Subaru Service

Subaru Repair in Royal Oak, MI

Subarus do well in Michigan winters, which is why there are so many of them here. They also have a specific set of known issues, and symmetrical all wheel drive has one rule that catches owners out expensively.

  • Head gasket and oil consumption diagnosis
  • AWD tire matching advice before you buy
  • Boxer engine service done properly
  • Limited lifetime warranty on most repairs
A Subaru Crosstrek at the service bay door at First Call Auto Care in Royal Oak, MI

Known Patterns

What goes wrong on a Subaru

The boxer layout gives Subarus their handling and also their particular failure list. None of this is a surprise to anyone who works on them regularly.

Coolant loss, a sweet smell, or overheating

Head gaskets on the older EJ25 are the best known Subaru issue there is. The horizontally opposed layout means the gaskets sit at an angle that does them no favors. It is a real job, and it is worth diagnosing precisely before committing.

Oil level dropping with no visible leak

Certain FB engines consume oil, and it is worth establishing the rate properly rather than arguing about whether it is normal. We measure it over an interval so the conversation is about a number.

Clicking on full lock, or grease on the inside of a wheel

Split CV boots. Cheap to replace when the boot goes, expensive once grit has been working inside the joint for a few months. This is the classic case for catching it on an inspection.

A hum that changes with speed or cornering

Wheel bearings, which Subarus go through more than most. Caught early it is a bearing. Left long enough it takes the hub with it.

The car feels bound up in tight turns

Often mismatched tires. Symmetrical AWD wants all four tires at a similar diameter, and a single new tire on a worn set puts the center differential under constant strain.

A rattle or a shudder from the clutch on a manual

Clutches and flywheels are wear items, and enthusiastic driving plus AWD grip is hard on them. Worth doing the whole assembly once you are in there.

Worth knowing

Replacing one tire can damage the drivetrain

Subaru's symmetrical all-wheel drive assumes all four tires are turning at the same rate, and it has no tolerance for one new tire against three worn ones. The difference in rolling circumference makes the center differential or the transfer clutch work continuously, and that is a genuine failure rather than a theoretical one. Replace in fours, or at the very least in matched pairs on the same axle, and keep the tread depths close.

Doing It Properly

The AWD rule that costs Subaru owners money

Symmetrical all wheel drive wants all four tires within a small tolerance of the same rolling diameter. Put one new tire on a car with three half worn ones and the center differential is being asked to absorb that difference on every single rotation, permanently. The failure that follows costs far more than the tire did.

This is the single most useful thing we can tell a Subaru owner, and it is why we would rather talk to you before you buy tires than afterwards. Sometimes the answer is four tires. Sometimes shaving a new tire to match is viable. Occasionally the existing set is close enough.

Beyond that, Subaru ownership is mostly about catching the cheap things early. CV boots and wheel bearings are minor jobs found on inspection and significant ones found by noise, which is why the free inspection with every visit earns its keep on this make in particular.

Models

Subaru models we work on

The whole range, and plenty of older ones still going strong.

  • Outback
  • Forester
  • Crosstrek
  • Impreza
  • Legacy
  • WRX
  • STI
  • Ascent
  • BRZ
  • Tribeca
  • and older models too

Questions

Subaru questions

Do all Subarus have head gasket problems?
No. It is strongly associated with the older EJ25 engine, and later designs largely addressed it. If your car is one of the affected generations it is worth knowing the symptoms, but it is not a universal Subaru trait.
Can I replace one tire on my Subaru?
Usually not without risk. Symmetrical AWD wants matched rolling diameters, and a single new tire against worn ones strains the center differential continuously. Talk to us first, because there are sometimes options short of buying four.
My Subaru uses oil. Is that normal?
Some engines do use oil, but normal is a range rather than a blank cheque. We establish the actual consumption rate over a measured interval so you have a number rather than an opinion, then decide from there.
How often do wheel bearings need replacing?
There is no interval, but Subarus do go through them more than average, especially on salted roads. A hum that changes when you steer is the giveaway, and catching it early keeps it to a bearing rather than a hub.
Do you service WRX and STI models?
Yes, including clutch and flywheel work and the extra attention a modified car needs. If it has been tuned, tell us what was done, because it changes what we look at first.
Is a high mileage Subaru a good buy?
Often yes, if the head gaskets have been addressed on the affected engines and the service history is real. We will inspect one before you buy and tell you what is queued up behind the purchase price.

Book It

Talk to us before you buy tires

29444 Woodward Ave, Royal Oak. Free inspection with every visit, which on a Subaru is where the CV boots and bearings get caught while they are still cheap.

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