S15/T15 Sonoma P/U 2WD V6-262 4.3L VIN Z TBI (1995)
Air Filter Element: Testing and Inspection
Results of Incorrect Operation
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Hesitation during warm-up can be caused by:
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Heat stove tube disconnected.
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Missing or damaged air cleaner-to-TBI gasket.
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Loose air cleaner cover and air cleaner.
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Missing air cleaner cover seal.
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Stuck open damper door.
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Lack of power, sluggish, or spongy (on a hot engine) can caused by:
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Stuck closed damper door.