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 MANUALSBUICK1968SPORTWAGON BASE, 6.6L ENG, AUTOMATIC TRANS, TRANS MFR CD THM350REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETUNE-UPTUNE-UP - V8CARBURETIONDASHPOT ADJUSTMENT

1968 Buick Sportwagon Base, 6.6L Eng, Automatic Trans, Trans Mfr CD THM350

Dashpot Adjustment

1968 Buick Sportwagon Base, 6.6L Eng, Automatic Trans, Trans Mfr CD THM350SECTION Dashpot Adjustment

With engine at normal operating temperature and idle speed correctly adjusted, adjust dashpot so there is 2 seconds delay in closing action when throttle is allowed to snap closed from a wide open position.

Fig 1: Adjustment (Typical) Throttle Linkage

Courtesy of GENERAL MOTORS COMPANY

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.