Maybe your air filter or plugs and wires.
Or maybe your MAF sensor or your IAC valve needs cleaning.
Sounds like a vacum leak to me.
If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.
What can cause a 1195 Oldsmobile to idle rough?
Fuel injectors
my 1990 300zx is idling rough what could cause this?
When was the last time you changed your O2 sensors? They are supposed to be changed about 60,000 miles. Could be responsible for rough idle and popping in the exhaust. Otherwise it is likely a vacuum hose that is leaking.
I blown head gasket can cause an engine miss which one cause a rough idle.
The most common cause of a 1996 Ford Escort to idle rough is bad spark plugs or bad spark plug wires. A plugged air filter will also cause it to idle rough.
The most probable cause is it requires servicing.
yes it can
A fouled spark plug or a loose spark plug wire can cause a rough idle and a loss of horsepower. It can also be caused by a dirty air filter.
There are several things that can cause your 2004 Chevrolet Trailblazer to idle rough. The most common causes are a dirty fuel filter or a dirty air filter.