Md Amir

A bad brake booster usually shows up as a hard brake pedal, hissing air noise, and longer stopping distance under normal driving.

Typical exhaust leak signs include louder engine noise, exhaust smell in the cabin, new vibrations, poor fuel economy, and visible soot near joints.

Common head gasket failure signs include overheating, white exhaust smoke, milky oil, and unexplained coolant loss.

Common signs of a blown head gasket include white exhaust smoke, milky oil, overheating, and coolant loss with no visible leak.

Common signs of a bad oil pump include low oil pressure readings, noisy lifters, engine overheating, and warning lights that stay on while you drive.

Common signs of a bad MAF sensor include rough idle, poor acceleration, higher fuel use, black exhaust smoke, and a check engine light.

Common signs of a bad ignition switch are hard starting, random stalling, dead dash lights, and accessories that cut out when you move the key.

Common signs of a bad oxygen sensor include a check engine light, poor fuel economy, rough idle, failed emissions, and sluggish acceleration.

A bad O2 sensor usually brings a check engine light, poor mileage, rough running, or failed emissions tests on your car.

Common signs of a bad catalytic converter include a check engine light, weak acceleration, rotten egg exhaust smell, poor fuel use, and rattling under the car.