The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 1992 4l60 tcc lock-up?

Duck1 · 03-02-2019, 03:33 PM

Also insure that the 4th gear pressure switch is a N.O. (normally open) switch. The factory one is usually N.C. (normally closed) switch.

03-02-2019, 03:33 PM	#11
Duck1 Registered User Join Date: Dec 2018 Location: San Bernardino Posts: 71	Re: 1992 4l60 tcc lock-up? Also insure that the 4th gear pressure switch is a N.O. (normally open) switch. The factory one is usually N.C. (normally closed) switch.