GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2004 🢒 Vibe - FWD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - MU4 🢒 No O/D-3, 3-2,or 2-1 Kickdown

Problem

Action

Faulty shift solenoid

Inspect the shift solenoid.

Fault within electronic control system

Perform the Powertrain On-Board Diagnostic (OBD) system check.

Faulty valve body

Inspect the valve body.