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: Colorado Practice Test 14 Florida Practice Test 6 Florida Practice Test 44 Hawaii Practice Test 2 Idaho Practice Test 16 Indiana Practice Test 44 Iowa Practice Test 2 Louisiana Practice Test 36 Maine Practice Test 44 Massachusetts Practice Test 25 Michigan Practice Test 21 Michigan Practice Test 37 Minnesota Practice Test 39 Minnesota Practice Test 38 Missouri Practice Test 17 Montana Practice Test 21 Montana Practice Test 25 Nevada Practice Test 26 New Hampshire Practice Test 20 New Hampshire Practice Test 4 New Jersey Practice Test 45 New Jersey Practice Test 45 New Mexico Practice Test 9 North Carolina Practice Test 22 North Dakota Practice Test 16 Oregon Practice Test 29 Texas Practice Test 22 Utah Practice Test 7 Virginia Practice Test 30 Washington Practice Test 12 West Virginia Practice Test 3 Wisconsin Practice Test 15