1996 Pontiac Bonneville Owner's Manual - Page 82

Engine Exhaust E Running Your Engine While You're Parked It's better not to with the engine running. But you park if ever have to, here some things to are know. Engine exhaust can kill. I t contains the gas carbon monoxide (CO), which you can't see or smell. It can cause unconsciousness and death. You might have exhaust coming in if: Your exhaust system sounds strange or different. Your vehicle gets rusty underneath. 0 Your vehicle was damaged in a collision. Your vehicle was damaged when driving over high pointson the road or over road debris. Repairs weren't done correctly. Your vehicle or exhaust system had been modified improperly. If you ever suspect exhaust is coming into your vehicle: Drive it only with all the windows down to blow out anyCO; and Have your vehicle fixedimmediately. A CAUTION:, Idling theengine with the air system control off could allow dangerous exhaustinto your vehicle (see the eqrlier Caution under "Engine Exhaust"). Also, idling in a closed-in place can let deadly - carbon monoxide (CO) into your vehicle evenif the fanswitch is at the highest setting. One place this can happen is a garage. Exhaust with CO can come in easily. NEVER park ina garage with the engine running. Another closed-in place can be a blizzard. (See "Blizzard" in the Index.) -- -- 2-31