Special to The Journal

AI-assisted summary

A wheel alignment may not be necessary if your car drives straight and tires are wearing evenly.

Some useful DIY car repair tools include talcum powder for tracing oil leaks and a water bottle for finding misfires.

A whining sound from the rear of a Subaru that gets louder with speed could indicate worn rear axle bearings.

Q: I just came back from the Toyota dealer after having my oil changed and tires rotated. They said that I needed a wheel alignment. When I drive the car on the road and take my hands off the wheel, the car continues straight. What is your opinion? Every time I go for service this is always one of their recommendations.

A: How did they know? Are the tires worn or do they have a quick non-contact alignment? Or is it just a

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