Trooper LS V6-3.5L (1998)
Fuel Filler Cap: Testing and Inspection
INSPECTION
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Check the seal ring in the filler cap for presence of any abnormality and for seal condition.
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Replace the filler cap, if abnormal.
CAUTION: The fuel filler cap valves have characteristics.
A defective valve, no valve at all or a valve with the wrong characteristics will do a lot of harm to engine operating characteristics; be sure to
use the same fuel filler cap as installed in this vehicle.
