TunerPro User Forum

I checked the ALDL cable. seemed to be okay. I will check the rest of the wiring next. I briefly looked at it the other day and all the connectors seemed secure but I will look into that a little more. Thanks for the suggestions, and yes its a L98 TPI. Thanks for the suggestions. If all the wires ar...

Yes I am using the 10k resistor but I have tried it both ways with what seems like no effect.

I hooked it up to the car again the other day and just let I run for about 15 minutes and it finally started working. But went back to the sporadic behavior again.

I have a 1989 Iroc with a 350. Only mods are headers and custom dual exhaust, AIR removed. AFS-74 3-wire O2 installed. I am new to tuning these engines and would appreciate any help you all could give. I have looked on various forums and tried everything I have seen to fix this problem and nothing s...