Re: speed limiters

From: Bob Tom (tigers@bserv.com)
Date: Thu Jun 29 2000 - 23:08:57 EDT


At 09:23 PM 6/29/00 -0400, you wrote:
>If I were interested in disabling a speed limiter,I`d find out how the
>computer knows how fast the truck is moving,and trick it.Modify or put a
>cut-out switch on the vehicle speed sensor?There`s gotta be a
>way,there`s just GOTTA! I don`t know exactly what they use for a speed
>sensor.I`m just an unfrozen caveman lawyer,your sophisticated ways
>unnerve and frighten me.(Never mind).Usually they use a hall-effect I.C.
>and magnet ring,or an opto-detector with a notched ring(which can easily
>be modified).Even if you can trick your "puter" to think you`re running
>10 mph slower,that would put your limiter cutoff point at 125-126
>mph.Only downside is,it might affect the cruise or cause stalling unless
>the mod can be switched out.This is assuming that the VSS is the sensor
>that the computer needs to get the reference for the speed
>limiter.Prolly is. Steve P.

There's a speed sensor inside the auto. tranny (44RE). The external
speed sensor that 'piggy-backs (on the '97) to the speedometer
pinion gear acts as a backup, according to the FSM. Haven't figured
that out yet.

Bob



This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 11:52:02 EDT