Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSPONTIAC2007WAVE LT, 4D HATCHBACK, STANDARD, Y4M/MLMREPAIR AND DIAGNOSISTRANSMISSIONMANUAL TRANSAXLE - Y4MREPAIR INSTRUCTIONSSPEEDOMETER DRIVEN GEAR REPLACEMENTINSPECTION PROCEDURE

2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLM

Inspection Procedure

2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLMSECTION Inspection Procedure

Fig 1: Driven Gear, Pin & O-Ring

Courtesy of GENERAL MOTORS CORP.

Remove the O-ring (2) from the speedometer driven gear housing.
Remove the driven gear pin (1) and disconnect the driven gear (3).
Inspect for a damaged or torn O-ring.
Inspect for a worn or damaged tooth on the driven gear.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.