Noises: What is your car telling you?
Shop notes
Know the sound. Save the repair.
Every part on your car talks before it fails. Tap a number on the diagram — or scroll the list below — to see what to listen for and when to bring it in.
Engine & drivetrain
Wheels, brakes & suspension
Exhaust
1Engine oil & filter
Every 5,000–7,500 mi
Usually silent — a knocking or ticking sound means it's overdue
2Serpentine (drive) belt
Replace ~60,000–100,000 mi
A squeal or chirp on startup or when turning
3Timing belt or chain
Belts ~60–100k mi; chains last longer
A rattling or ticking from the front of the engine
4Battery & terminals
Typically lasts 3–5 years
Repeated clicking when you turn the key
5Ignition & air intake
Plugs 30–100k mi; filter 12–15k mi
Sputtering, popping, or a rough idle
6Transmission fluid
Every 30,000–60,000 mi
Whining, grinding, or a clunk when shifting
7Brake pads & rotors
Pads ~25,000–65,000 mi
A squeal (wear indicator) or grinding (metal on metal)
8Tires
Rotate every 5,000–8,000 mi
Thumping, humming, or a rhythmic slap from uneven wear
9Wheel bearings
Inspected at each service
A hum or growl that grows louder with speed or turning
10Struts & shocks
Every 50,000–100,000 mi
A clunk or knock over bumps
11CV joints & axles
Inspect boots each oil change
A click or pop when turning sharply
12Exhaust system
Inspect yearly
A rattle, hiss, or sudden loud roar
Hearing one of these? Don't wait for it to get worse.
Book a diagnostic check