The cost to install a window air conditioner averages between $150 and $300, depending on the size you need. Installing a window air conditioning unit can bring added comfort for a reasonable price, but it will be less powerful than a central air conditioning system.any central air conditioning systems use the furnace blower to distribute cool air through the home. If you do not have a central heating system installed, it is cost-effective to install a heating and air conditioning (HVAC) system at the same time.
1 The average cost for a transmission fluid flush is $150 to $250 for most cars and up to $375 for lifetime fluids.2  The average cost for a transmission fluid filter and fluid service is $89 to $159 for most cars and light trucks. Midas Hawaii in Honolulu, Hawaii, offers transmission flush services for $144.99, which includes a test drive in addition to transmission fluid change.
1 Midas of Madison in Madison, Wisconsin, provides brake fluid flush services for $89.99. 2  The price includes removing dirty brake fluid, replacing bleeders (if needed), adding new brake fluid, bleeding air out of the brake system, and a road test once the job is completed. A brake fluid tester can be used to test the moisture content in the brake fluid. 2  The tester can cost around $20 to $40 or more. 3  If you are going to perform the job yourself, you may need a few specific tools.