Q: Battery CCA

Gaskets in an engine are used to seal one part to another due to variations from the machining or casting process. When a part is made, the surface will not be perfectly flat. There are small machining lines and surface...

When you overheated the engine before when the radiator broke, you must have blown the head gasket. Have the radiator pressure tested to see if the engine cylinder gets coolant in to the cylinders. This will indicate a blown head...

Hi and thanks for contacting YourMechanic. Since you are getting different sensors acting up, check all of the connections to all of the sensors and make sure that there is no missing bolts. There could be a vacuum leak (https://www.yourmechanic.com/article/is-it-safe-to-drive-with-a-vacuum-leak)...

If the Check Engine Light was on with codes that pointed to these sensors and the codes were not cleared after the parts were installed this may be the reason the lights are still on. The check engine light could...

Hello - I suspect your cold start system (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-cold-start-injector) has gone "full on" or you have leaking injectors. Without question your fuel system is pumping way too much fuel into the intake, leaking past the piston rings, and entering the...

Any time loss of steering, or power assist to the steering is lost, it can be a safety issue and should be looked into as soon as possible. If the oil light and/or check engine light are flashing before it...

Hi - for your "no movement problem (https://www.yourmechanic.com/question/car-will-go-into-gear-but-doesn-t-move)" I would first check fuses for the transmission and 4WD controller. Then check the electrical wiring connections both to the transmission and to the 4WD controller. Perhaps the vibration of the railroad...

You need to look under the drivers side of the dash to see if the shifter linkage in the steering column is moving the shift cable. The bolts that hold the bracket to the bottom of the shifter shaft come...

Hello, thank you for writing in. The vehicle depends on two main components for starting. Considering the starter motor is not functioning at all, you either do not have power going to it, or the motor has failed and is...