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Checks are usually done or controlled by the state. Each state is different. Usually old cars do not have to pass tests. New cars, after 1994 I think, have built in computers that are continuously checking the cars emissions. These computers store the data and can be read by the testing facility.
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Why have all new cars been fitted with a catalytic converter?
Government required emission regulations.
What emission system does a 2001 Chevy prism have OPD1 OR OPD2?
its opd2 all cars from 1996+ are opd2
How can car sharing help to reduce carbon emission?
Easy, though that term is usually referred to as 'carpooling.' It helps reduction because it takes more cars off the road and people share their cars to get to similar places. If we all just went there in our own cars, there'd be a lot of one-occupant cars on the road. The fewer the cars on the road due to carpooling greatly reduces carbon emission.
Do all vehicles have to be emission tested?
No. Vehicles that won't be driven on public roads don't need to be emission tested. And there are some other exceptions, like engine sizes - scooters and mopeds generally aren't emission tested.
What cars have to have a thermostat?
All cars need a thermostat for proper operation and longevity.
Do all FM Alarms work on all cars?
They won't work on all cars, but they'll work on most. Check your car's manufacturer for more information.
Do all cars need power steering fluid?
Only if it has power steering. Most all cars these days do.
What is code P0455 on a Dodge Durango?
Large emission vapor leak. Check the gas cap and all lines from the tank to the engine.
Is there somewhere I can go to find a list of all the different types of cars made in 2005?
There is no one resource to find all the cars made in 2005, the best option is to check out kbb.com for cars of that year.
How do you unlock all the cars in need for speed hot pursuit?
you have to do all races
In addition to mufflers what new equipment is required on all cars manufactured in 1968 and after?
all 1968 or later models must be equipped with an exhaust emission system to help reduce air pollution. :) Catalytic converter
Where would you be today with out cars?
the answer is we will all have you walk on till we get to where we need.
