P0742 Pontiac -

Question

when you first run the van it is ok but when system gets all warmed up that's when the problems start. bucking and the service engine light came on. after sitting awhile and started again the light went out. ran ok for awhile then started acting up again.problem?

Answer 1

Hi there,

This code indicates an issue with the torque converter clutch. Here is a list of possible causes.

P0742 PONTIAC - Torque Converter Clutch Circuit Stuck On

Read more: https://www.autocodes.com/p0742_pontiac.html