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#1
08-02-2008, 11:59 AM
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no overdrive
95 riviera wont go into overdrive there is no engine light on
is there a relay for the torque converter clutch 3 relays on firewall does anyone know what they are for and also can i have a bad TPS without it throwing a code thanks for your help 
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#2
08-03-2008, 09:51 PM
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Re: no overdrive
There is not an external relay for the TCC solenoid! The PCM Quad drivers (mini relays) inside the PCM, handle that function. Usually the TPS will give a fault if out of spec.
__________________
Knowledge can be communicated, but not wisdom!    Last edited by HotZ28; 08-04-2008 at 07:13 AM.
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#3
08-03-2008, 11:00 PM
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Re: no overdrive
i agree tps you woudn't think a little sensor like that would do it.but it did for a guy i worked on his car he never belived me until i put it on.also cured it right up.and he lost his 50 bucks to.
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