Question

1996 Oldsmobile Delta 88 3.8L with code p1864, what does the engine code means?

Answer 1

Hi there

This code means torque converter clutch enable solenoid electrical fault conditions.

Basically it means there is either a wiring problem to the TCC solenoid or the solenoid itself has failed and isn't working properly to lock the torque converter.

Answer 2

P1864 OLDSMOBILE - Torque Converter Clutch Enable Solenoid Electrical Fault Conditions

Read more: https://www.autocodes.com/p1864_oldsmobile.html