Low fluid, Trans computer that needs a software flash at the dealer, failing trans, etc
Check the EGR vavle
It depends on what type they are, but a rough estimate is about thirty to fifty dollars without the rotors. If you need rotors, it will cost $100 plus.
P0134 = no activity detected on the O2 Sensor, front pre-cat. Symptoms include rough idle/stalling & lousy fuel economy.
The Dodge ram 1500 rough idle can because by a bad spark plug or spark plug wire. The rough idle can also because by a bad camshaft.
If it is slipping in gear or any out of the ordinary rough shifting.
bypass the the line that runs into the radiator. witch is a trans oil warmer. reconnect both lines together
have they check the timing on it. sometimes when timing is off by a few degrees it would cause both rough idle and backfiring. also check for a dead cylinder.
Morgan
If it is slipping in gear or any out of the ordinary rough shifting.....
Had the same problem with 2001 Explorer Sport 4.0 SOHC. Thermostat was the problem. Engine was overheateing causeing rough shifting and warm air out of AC. $15.00 Fix!!!
Rough idle on a 99 Dodge Stratus is often caused by a clogged fuel filter or injectors. This prevents the engine from receiving enough fuel when needed.
No, the knock sensor only retards the timing when it detects the engine pinging.