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Repair manual

Automatic Transmission - MU4 Pontiac Vibe I

Step-by-step instructions on "Automatic Transmission - MU4" for Pontiac Vibe I (2002–2004). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

Line Pressure

Overdrive Off Indicator Always On

Overdrive Off Indicator Inoperative

Tools Required

Evaluation

Line Pressure Results

Manual Second (2) Range

Poor Acceleration at Low Speed

Poor Acceleration at High Speed

If Shudder Occurs After TCC has Applied

Engine Coolant in Transmission

General Method

Powder Method

Unable to Run in All Ranges

Harsh Engagement into any Drive Range

Harsh Downshift

No Downshift when Coasting

Downshift Occurs too Quickly or too Late

No O/D-3, 3-2, or 2-1 Kickdown

No Engine Braking in 2 or L Range

Vehicle does Not Hold in P Range

Clean-up