Diesel Data
: Automotive Repair
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Chevy Truck
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1988
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Astro Van M V6-262 4.3L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Thermostat
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Service and Repair
Thermostat: Service and Repair
1.
Drain cooling to level below thermostat.
2.
Remove thermostat housing bolt.
3.
Remove outlet and gasket.
4.
Remove thermostat.
5.
Reverse procedure to install. Tighten to specifications.