have not been to the dealer yet, added a bottle of techron today, thought
I'd run it for a tankful and see if it improves, seems to be highly
recommended. now a nor'easter coming in so it'll take that much longer.
enough of winter already! is the reprogram needed?

"Dad" > wrote in message
...
>
> "george" > wrote in message
> news
>> I've a 2001 c5 and started having this problem also in the last few
>> weeks, also check engine light comes on for a few days then goes out then
>> a few days later starts again, related?
>
> May be, have you had the dealer re-program it for the new fuel formulation
> and the cleaner run through it?
>
> --
> Dad
> 05 C6 Silver/Red 6spd Z51
> 72 Shark Black/Black/4spd
>
>