Nasty wrote:
>
> This is an off topic question about my truck. I hope you don't mind me
> tossing it out here as you guys are plenty sharp and helpful.
>
> It's a '98 Silverado Z71, 5.7L, 4x4, K1500, automatic. I have had the truck
> since it was new and it still runs great at 99,000. Yesterday all at once
> the ABS light came on, the speedo quit working, and it seemed like the
> tranny was jumping in and out of gear. Just as suddenly it all went away and
> the truck ran fine again. I thought I felt a light activation of the ABS at
> very low speed as I was stopping when I got home. I got a P0505 on the OBD
> (Idle control system malfunction).
>
> Any help will be appreciated.
>
> Thanks.
>
> Jim


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IF it was a HONDA, I'd say your ignition switch did a hiccup. Check for
corroded ground wires on all lugs, or has it ever been wet around the
computer? Just guessing.

'Curly'