9 articles Cars

10 car noises to make you wor­ried

 1. Hiss­ing Sure, there might be a bundle of rattle snakes liv­ing under the hood but if your car or truck’s engine makes a hiss­ing sound it could also be an indic­a­tion of a leak, either in the cool­ing sys­tem or a vacu­um line. If it’s the former over­heat­ing is a con­cern, the lat­ter, driv­ab­il­ity…

Repla­cing a car’s PCV valve

Not every vehicle has a PCV (pos­it­ive crank­case vent­il­a­tion) valve. If yours has one, and your engine has been idling roughly or a mal­func­tion indic­at­or light goes on, check the PCV valve to make sure that it isn’t clogged with sludge from the con­tam­in­ants in the exhaust fumes or stuck in the wide-open pos­i­tion. The…

Check­ing engine cyl­in­der com­pres­sion

If your vehicle has been run­ning roughly or los­ing power, there may be a lack of pres­sure in one or more cyl­in­ders. To determ­ine wheth­er pres­sure is escap­ing from the engine, you need to check the com­pres­sion in the cyl­in­ders with a com­pres­sion gauge, which meas­ures the amount of pres­sure that the pis­ton exerts on…

How to check a vehicle’s wheel bear­ings

You can check your car’s wheel bear­ings to see if they need to be repacked. Wheel bear­ings usu­ally come in pairs of inner and out­er bear­ings. They allow your wheels to turn freely over thou­sands of miles by cush­ion­ing the con­tact between the wheel and the spindle it sits on with fric­tion­less bear­ings and lots…

Repla­cing a Drive Belt

Belt Types V‑type — Sits in the deep v‑shaped groove of the pul­ley wheel, con­tact­ing the sides of the groove Ser­pent­ine – Flat with a num­ber of grooves run­ning length­wise which run in reverse of the grooves on the out­er edge of the pul­ley wheel. The grooves increase the con­tact sur­face area to pre­vent the…