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First be sure to check all fuses.
If OK, then a common cause is actually the hazard switch. This is also the turn signal flasher. Try ressing in very lightly on the hazard button and see if the turn signals start to work. Of press button on and off very quickly and harchly several times, then try the turn signals.
What else can I help you with?
Replacing heater core in 2003 Chevy impala?
do you need to remove dashboard in 2003 chevy impala to replace heater core
2003 Fuel tank size for Chevy Impala?
The 2003 Impala has a 17 gallon fuel tank
What would cause the blinkers in your 2003 Chevrolet Impala to light and not blink?
The most likely cause is the turn signal flasher.
What year did the Chevy Impala have aluminum motors?
2003
Show me an Owner manual for 2003 Chevy impala?
check with your Chevy dealer on that.
How do you fix a 'door ajar' light on a Chevy Impala?
Fix a "door ajar" on Chevy Impala 2003 . Still on doors closed.
How remove the radiator from 2003 Chevy Impala?
i need a step by step instruction on how to remove or replace a radiator of a 2005 3.4L chevy impala
Where is fuel pump on 2003 Chevy Impala?
In the fuel tank
Engine Diagram of a 2003 Chevy Impala?
antifreeze lines
How do you change the transmission pressure control solenoid on 2003 Chevy impala?
how do you replace a transmission pressure control solenoid in a 2003 chevrolet impala
Would you show me the 2003 Chevy impala owners manual?
Check with your local Chevy dealer on that.
Where is the transmission drain plug on a 2003 Chevy impala?
there is no drain plug
