[Guest]

lights and turn on with stop...? same as corvette, turn left light on and pair of lights will blink at the same time; same for right side, also for rear lights turn on all 4 with stop.
Seen this on same impalas but dont know how to upgrade this; please help me, 15 points for the right answer.....

 

[wedebrook]

its an extremely difficult process and really not worth the time and effort. but it has and can be done. check out naioa.com there are a few threads from people who have done it.