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Heavy truck brakes test Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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When a truck has no air pressure in its tanks, which warning devices are activated when the ignition key is turned on? : A buzzer, a dash gauge and a red light What legislation mandates every required standard of a highway truck air brake system? : FMVSS 121 If a truck is FMVSS 121 complian...
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