Need pinout info on 94 C1500 6.5 w/ 4L60E - Limp Mode

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Posted to Transmission Forum on 5/24/2016 4 Replies

I have codes 27 / 32 / 33 / 44 / 66. Trying to determine if I have a bad ECM. The egr codes are due to the egr being disconnected. I received this truck with the egr disconnected and MIL burnt out.

However, it just started transm limp mode (starts and stay i... Login to read more.

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