how do you fix the heat in a 2002 Chevy impala
How tofix dish light for impala
Fix a "door ajar" on Chevy Impala 2003 . Still on doors closed.
Code PO420 is catalytic converter efficiency low bank 1
What is a PO420 in a 2002 mercury cougar: Now if your car is 2.0L DOHC. OBD ll PO420 : Catalyst Efficiency Below Threshold (BANK 1). Hope this helps...
94-96 impala's dont have a stock airbag suspencion!!
You need to obtain a troubleshooting chart for that code. If I recall, it has to do with the Evaporative system.
I have an 05 impala and had problems with the speedometer and fuel gauge. The only way to fix it was to replace the whole instrument cluster. Pretty easy to do, only took about 45 minutes.
My 2002 chevy impala security lock but i can jumpstart it and it start but after a few hours it dose it again how can i fix it
P0420 = Catalyst Efficiency Below Threshold (Bank1). Sounds like you probably need to replace the Bank 1 (drivers side) Catalytic converter.
The radio on a 2003 Chevy Impala can be typically be fixed by replacing the fuse. If the radio does not work when powered, it will need to be replaced with a new unit.
driver side deployment circuit open