#Car vehicle maintenance checklist how to

When your tire tread wears out to around 4/32-nd of an inch, it's time to start shopping for new tires. You can also check the tread with a tire tread gauge. See this photo of a new versus worn-out tire. How do you know that your tires are close to the minimum limit? Tires have wear bars (indicators) molded into the tread.

#Car vehicle maintenance checklist how to

Your owner's manual has the directions on how to measure the tire tread wear or your mechanic can check your tires for you. If the tire is worn below this limit, it's unsafe to drive. There is a safe limit of the tire tread wear. This tire is worn out below the limit of 2/32', it's unsafe to drive Tip: whenever you take your car to the dealer for servicing, ask to top up the coolant. If there is a leak, it must be repaired before a lack of coolant caused the engine to overheat. If the coolant level is very low or there is a smell of coolant or signs of leaks under the hood, have the cooling system pressure tested for possible leaks. Check your owner's manual for safety precautions and the proper way to do it.

If the coolant level is just a bit lower, as in the photo, it needs to be topped up, using the right type of coolant. Some amount of coolant normally evaporates as you drive. Low coolant level can also cause the heater to blow cold air from the vents. The level should be between the 'Low' and 'Full' or 'Min' and 'Max' marks.Ĭaution, don't open the radiator cap or the pressurized overflow tank cap when the engine is hot! The cooling system is under pressure when hot. Visually check the engine coolant (antifreeze) level in the overflow tank. The cooling system keeps the engine temperature in check, but to work properly it needs to have enough coolant. Many expensive engine repairs, such as blown head gaskets are caused by overheating. Signs of automatic transmission problems.How to check the engine when buying a used car.How to get the best deal on a used car?.Buying a Used Car: 10 Common Mistakes to Avoid.