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Pontiac
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1987
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Firebird Trans Am, 5.0 F
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Repair and Diagnosis
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Engine Performance
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System
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CEC Testing W/O Codes (Trouble Shooting)
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Trouble Shooting
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Backfire
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Notes
Trouble Shooting: Backfire: Notes
Fuel ignites in intake manifold, or exhaust manifold, making a loud popping noise.