Question A leaking exhaust system can: Answers Cause excessive oil use. Require your vehicle to have a tune-up sooner than normal. Make you drowsy while driving. Set grass fires on country roads. Explanation The exhaust system helps remove toxic gases, reduce the noise, and cool the hot gases coming from a running engine. Fumes from a leaky exhaust system can cause death in a very short time. They can also make you drowsy while driving. Pass your DMV Written Test with flying colors Take me to the cheat sheet Montana This questions appears in the following tests: Florida Practice Test 33 Missouri Practice Test 11 Colorado Practice Test 12 Florida Practice Test 49 Hawaii Practice Test 7 Idaho Practice Test 8 Indiana Practice Test 31 Iowa Practice Test 27 Louisiana Practice Test 22 Maine Practice Test 35 Massachusetts Practice Test 17 Michigan Practice Test 50 Minnesota Practice Test 15 Montana Practice Test 7 Nevada Practice Test 10 New Hampshire Practice Test 21 New Jersey Practice Test 28 New Jersey Practice Test 42 New Jersey Practice Test 6 New Mexico Practice Test 14 North Carolina Practice Test 29 North Dakota Practice Test 9 Oregon Practice Test 21 Texas Practice Test 4 Utah Practice Test 19 Virginia Practice Test 5 Washington Practice Test 11 West Virginia Practice Test 1 Wisconsin Practice Test 19 Wisconsin Practice Test 29