TRNW-2: TCC functional test. 4l60e

Steve Everett severett61 at gmail.com
Mon Jun 9 16:57:09 PDT 2025


   I thought I remembered seeing that you could keep the filter in fluid by
putting a hose from the filter to the pump inlet and then pushing up on the
tcc valve in the pump and it should kill the engine ?   it was years ago
but I swear I saw where that was done somewhere ?   it will be messy no
doubt , and not sure its worth the mess,  but ?

     Steve

On Mon, Jun 9, 2025 at 4:42 PM John Lovell via trnw2 <trnw2 at trnw.net> wrote:

> My guess would be no. Don't you need 2nd gear oil to stroke the L/U valve
> in the pump? Probably just turn solenoid off and on. Listen for it clicking.
>
>
>
> On Mon, Jun 9, 2025 at 3:02 PM preston farmer via trnw2 <trnw2 at trnw.net>
> wrote:
>
>> '07 tahoe, in the functional test for tcc, is'nt  it supposed to kill the
>> eng with tcc on and trans in gear?
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