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 MANUALSSATURN1994SL2 AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - TESTS W/CODESECM/PCM CODE CHARTSCODE 24: VEHICLE SPEED SENSOR

1994 Saturn SL2 Automatic

Code 24: Vehicle Speed Sensor

1994 Saturn SL2 AutomaticSECTION Code 24: Vehicle Speed Sensor

Code 24 will set if VSS indicates less than one MPH when engine speed is greater than normal idle RPM, MAP voltage is less than .5 volt and transaxle is not in Park or Neutral. Speed sensor is mounted transaxle housing.

Fig 1: Code 24 Schematic (Saturn) Vehicle Speed Sensor

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.