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Sledhead2
05-30-2023, 07:21 PM
Afternoon guys, getting ready to install an AEM wide band on the 95 GM OBD1 7427 PCM

I cant find the wiring info, I know there's only 1 wire that connects to the PCM but what pin is it in the harness, so it will allow me to record a data log.

TriumphR3
06-01-2023, 05:18 AM
B16 (Linear EGR pintle position feedback).

Sledhead2
06-01-2023, 02:01 PM
Thanks

Sledhead2
03-24-2024, 12:13 AM
little dated question, is it safe to think B16 is on the blue plug? B=Blue.

Sledhead2
03-24-2024, 04:14 AM
Found my answer in service manual

See attached snipe it

Does moderator want to add it to the 7427 fact sheet or re-19807pin procedure