It's a good idea, but not necessary. I always do, but know lots of people who don't.
Yes, if you don't your car can wear out faster so you have to buy a new car more often.
Yes, it's generally a good idea to turn off the air conditioner before turning off the engine. This helps prevent a sudden surge in engine load, which can strain the system. Additionally, turning off the air conditioner first allows the engine to cool down more gradually, which can be beneficial for its longevity. However, in some modern vehicles, this may not be as critical due to advanced engine management systems.
A good practice is to let your engine idle for a few minutes after starting so the oil pressure can build and lube all the internal parts of the engine. A vehicle with turbo should be idled before shutting off to let the turbo cool down.
It's generally recommended to wait about 10 to 15 minutes after shutting off your car engine before adding oil. This allows the engine to cool down and the oil to settle in the oil pan, ensuring a more accurate reading on the dipstick. Additionally, it helps prevent burns from hot engine components. Always check the owner's manual for specific guidance for your vehicle.
after shutting off the engine engauge the emergency brake pedal before restarting your engine.it should interrupt the lights .i know it does with mine.
Where is the best place to park your ATV after shutting off the engine
The 1998 Buick Riviera air conditioner compressor is located in the engine compartment. The air conditioner compressor will be on the left-hand side of the engine.
If it's carburetor engine, the throttle may be shutting completely.
Using a Diesel fuel conditioner would be good for your engine and would not be bad at all.
The 2004 Toyota Tacoma air conditioner compressor can be found on top of the engine. The air conditioner compressor will be on the left-hand side of the engine, near the front.
The air conditioner will not cool the engine. On the contrary, the a/c will put more load on the engine and make it overheat sooner. You need to pony up and get the water pump repaired before any major damage is caused by overheating.
Usually caused by a timing problem.
if you mean engine fans,then a quick way to test is,if your car has air conditioner start engine and let idle turn on air conditioner and turn interior fan to high,this will,or should make your thermo or engine fan operate,if it does not you will have an electrical fault,ie fuse,fan motor ,relay,