What that noise, light or smell means
Diagnose what your car is telling you — likely causes ranked by probability, whether it's safe to drive, DIY checks, and honest repair cost ranges.
By system
Brakes
- Grinding Noise When BrakingStop driving
- Squealing Noise When BrakingCheck soon
- Vibration When BrakingCheck soon
- Brake Pedal Feels Soft or SpongyStop driving
Steering & Suspension
- Car Pulls to One SideCheck soon
- Clunking Noise Over BumpsCheck soon
- Steering Wheel Shakes at High SpeedCheck soon
Engine
- Squealing Noise Under the HoodCheck soon
- Engine Knocking NoiseStop driving
- Engine Ticking NoiseCheck soon
- Rough IdleCheck soon
- Engine Misfire SymptomsCheck soon
- Engine OverheatingStop driving
- Coolant LeakCheck soon
Drivetrain
- Whining Noise When AcceleratingCheck soon
- Transmission SlippingCheck soon
Warning Lights
- Tire Pressure Light (TPMS) OnCheck soon
- Check Engine Light On (Solid)Check soon
- Check Engine Light FlashingStop driving
- Oil Pressure Light OnStop driving
Starting & Charging
- Car Won't Start — Clicking NoiseOK to plan around
- Car Won't Start — No Click, No CrankOK to plan around
- Dead Battery or Bad Alternator?Check soon
Electrical
- Key Fob Not WorkingOK to plan around
Exhaust & Smoke
- White Smoke From ExhaustCheck soon
- Blue Smoke From ExhaustCheck soon
- Black Smoke From ExhaustCheck soon
Comfort
- Car A/C Not Blowing ColdOK to plan around
General
- Burning Smell From CarCheck soon
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Keep your car's schedule in one place
Log what you've done and get reminded what's next. Rev knows the intervals for your car.