1993 Pontiac Bonneville Owner's Manual - Page 73

Features & Controls Running Your Engine While You're Parked I some things to know. I I It's better not topark with the engine running. But if you ever have to, here are Horn You can sound thehorn by pressing the horn symbols on your steering wheel, air ' Idling the engine with the (seesystem control OFF could allow dangerous xhaust into your vehicle the earlier CAUTION under Engine Exhaust). so, idling in a closed-in place can let deadlycarbon monoxide (CO) into your vehicle even if the fan switch is at the highest setting. One place this can happen is a garage. Exhaust-with CO-can come in easily. Never park in a garage with the engine running. Another closed-in place canbe a blizzard. (See the Index under Bliaard.) It can be dangerous to get out of your vehicle if the shift lever isnot fully in P (Park) with the parking brake firmly set. Your vehicle can roll. Don't leave your vehicle when the engine is running unlessyou have to. If you've left the engine running, the vehicle can move suddenly. You or others could be injured. To be sure your vehicle won't move, even when you're on fairly level ground, always set your parking brake and movethe shift lever to P (Park). If you are parking on a hill, or if you're pulling a trailer, also see the Zndex under Parking on Hills or Towing a Truik rn.1 72