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-   -   Turn off traction control (https://www.gmforum.com/2000-2005-90/turn-off-traction-control-226647/)

Kaddykid 12-17-2005 07:43 PM

Turn off traction control
 
There are some times when you just need to spin your tires.... it's a fact,
but on my 2000 SLE traction control is there all the time. Is there a way to turn it off by adding my own switch, or is it another computer controlled item in the bonnies

toastedoats 12-17-2005 07:53 PM

Re: Turn off traction control
 

Originally Posted by Kaddykid
There are some times when you just need to spin your tires.... it's a fact,
but on my 2000 SLE traction control is there all the time. Is there a way to turn it off by adding my own switch, or is it another computer controlled item in the bonnies

you must be refering to the abuse parameters in the computer that cut off the engine after the wheels start spinning. the easiest way to get around this is to pull your ABS fuse (in the panel under the back seat) Or put a cut off switch in line with it if you so desire.

Kaddykid 12-17-2005 08:07 PM

If you pull your ABS fuse, everything else goes out as well. Are there factory wires that I can splice into ?

razyfoo 12-17-2005 08:12 PM

ahh yes, they are all under your carpeting, but good luck finding the exact wire.... its a mess

willwren 12-17-2005 08:12 PM

Disconnect one WSS. Done.

Kaddykid 12-17-2005 08:16 PM

If anyone can tell me the colour&stripe and the gage and the possible location, I've got the time to do it. I dont have the schematic for it yet

willwren 12-17-2005 08:18 PM

Put a switch inline with one of the wires from your left front WSS. You can find the wire quite easily.

mike_peperni 12-17-2005 09:29 PM

WSS= Wheel speed sensor...just in case :D

markwb 12-18-2005 10:42 AM

Kaddy, the intent of wiring in a switch to the left front WSS is to introduce a fault in the ABS.

toastedoats 12-18-2005 10:47 AM


Originally Posted by willwren
Put a switch inline with one of the wires from your left front WSS. You can find the wire quite easily.

yes, the WSS are quite self explanitory, if you have your wheel off, there is a connector going to the wheel hub/steering knuckle.. just cut and put afuse in line with one of those wires

BillBoost37 12-19-2005 09:50 AM


Originally Posted by toastedoats

Originally Posted by willwren
Put a switch inline with one of the wires from your left front WSS. You can find the wire quite easily.

yes, the WSS are quite self explanitory, if you have your wheel off, there is a connector going to the wheel hub/steering knuckle.. just cut and put afuse in line with one of those wires

Fuse? mmm I'd disagree. Toasty means cut the wire and put a switch in place.

toastedoats 12-19-2005 12:48 PM


Originally Posted by BillBoost37

Originally Posted by toastedoats

Originally Posted by willwren
Put a switch inline with one of the wires from your left front WSS. You can find the wire quite easily.

yes, the WSS are quite self explanitory, if you have your wheel off, there is a connector going to the wheel hub/steering knuckle.. just cut and put afuse in line with one of those wires

Fuse? mmm I'd disagree. Toasty means cut the wire and put a switch in place.

right, a fuse would do nothing. in my previous post i mentioned putting a switch in line with the ABS fuse, as an alternate solution

BillBoost37 12-19-2005 02:27 PM

Sorry...I was confused with the WSS talk.

There seem to be two ways.
1. Cut and add a switch to a WSS wire
2. Cut and add a switch to the ABS wire.

toastedoats 12-19-2005 04:55 PM


Originally Posted by BillBoost37
Sorry...I was confused with the WSS talk.

There seem to be two ways.
1. Cut and add a switch to a WSS wire
2. Cut and add a switch to the ABS wire.

correct. those are the only 2 ways that i know of, and probably by far the simplest

willwren 12-20-2005 12:43 AM

Not sure this is going to fly guys. ABS isn't as closely related to TC on the 2k+ bonnevilles. TC uses TM in the PCM, not applied braking. Disabling ABS may have no effect on the TC whatsoever.

92-95 Bonnevilles COULD do this. But not the 2k+.

markwb 12-20-2005 06:06 AM

True, when wheel slip is detected w/o brakes applied, the EBCM will request the PCM to reduce torque by retarding spark timing & turning off fuel injectors. If engine torque reduction does not eliminate wheel slip, the EBCM will actively apply the drive wheel brakes. This is a brief summary of the FSM Description of Operation for Traction Control.

toastedoats 12-20-2005 07:02 AM

i pulled my ABS fuse when i dynoed my car, and not a WSS, and i had no problems with the computer controls on the dyno, and i left a 30 foot 2 wheel black mark outside the shop, so yes, pulling the fuse will be good.

mremer 12-20-2005 10:30 AM

but splicing a switch into the WSS will allow you to temporarily disable the traction control without any ill-effects right? Will there be any lights/codes as a result?

1993 SLE 12-20-2005 10:42 AM


Originally Posted by mremer
but splicing a switch into the WSS will allow you to temporarily disable the traction control without any ill-effects right? Will there be any lights/codes as a result?

you will see the trac off light on the dash light up.....and possible the ABS one also....

Rogue 12-20-2005 12:26 PM

An aftermarket PCM that removes ALL the torque management AND removing all the wheel speed sensors is the only way to totally stop the car from producing maximum power in a burnout.

willwren 12-20-2005 01:02 PM

Rogue, it should take only ONE WSS to disable that portion of your statement. Unless all 4 are working, the system is in a fault condition. Unless this is a totally different type of animal that will let the systems stay active with only 3 WSS active.

Mark, thanks for the rundown on the TC explanation. I was under the impression that it was ONLY TM, but it appears it still uses applied braking if that's not enough.

Rogue 12-20-2005 01:19 PM


Originally Posted by willwren
Rogue, it should take only ONE WSS to disable that portion of your statement. Unless all 4 are working, the system is in a fault condition. Unless this is a totally different type of animal that will let the systems stay active with only 3 WSS active.

Mark, thanks for the rundown on the TC explanation. I was under the impression that it was ONLY TM, but it appears it still uses applied braking if that's not enough.

While the fault condition is triggered when 1 WSS fails the PCM does continue to monitor ALL WSS data (for use with tire pressure low sensors etc...) and IMHO any data getting to the PCM that it can use against you is bad. In fact beyond this I also pull the Parking Brake detect switch.

willwren 12-20-2005 01:42 PM

Spank you very much sir. That's a freaky system. It's got fingers in every other piece of the pie apparently.

Kaddykid 12-21-2005 09:53 PM

Thanks guys for all the info. When I get on the throttle the cars just bogs itself out because of the damn traction. I mean, its no rocket but she ain't no slouch. Just wanted to know if there was anything I could do. Thanks "The KadddKid"

1993 SLE 12-22-2005 12:12 AM


Originally Posted by Kaddykid
Thanks guys for all the info. When I get on the throttle the cars just bogs itself out because of the damn traction. I mean, its no rocket but she ain't no slouch. Just wanted to know if there was anything I could do. Thanks "The KadddKid"

that is known as Torque Management....an aftermarke tPCM removes all the TM

speedin 02-28-2006 05:37 PM

If you lightly press on the brakes, just enough to activate the brake lights, then try spinning the tires. It disables the timing retard and the abs from kicking on.
It works on my 97 bonneville, a 95 aurora, a 2000 bonneville SSEi, and an 03 cadillac deville.

2000SilverBullet 03-01-2006 12:11 AM


An aftermarket PCM that removes ALL the torque management AND removing all the wheel speed sensors is the only way to totally stop the car from producing maximum power in a burnout.
I only disconnected my fronts and parking brake but left the rears connected the last two years at Woodburn. Worked for me. :?

harofreak00 03-01-2006 12:17 AM

when i change the connector on my WSS.. can i do the mod to run a switch to the front WSS's to make a better TC switch... hell could i even hook it up to the stock TV button?


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