1998 Buick Riviera Owner's Manual

When towing a trailer, the green arrows on yourinstrument panel will flash for turns even if the bulbs onthe trailer are burned out. Thus, you may think driversYou really should not park your vehicle, with a trailerbehind you are seeing your signal when they are not. It’sattached, on a hill. If something goes wrong, yourigimportant to check occasionally to be sure the trailercould start to move. People can be injured, and bothbulbs are still working.your vehicle and the trailer can be damaged.Your vehicle has bulb warning lights. When you plug aBut if you e\ __ have to park your rig on a hill, here’strailer lighting system into your vehicle’s lightinghow to do it:system, its bulb warning lights may not let you know if 1. Apply your regular brakes, but don’t shift intoone of your lamps goes out. So, when you have a trailer PARK (P) yet.lighting system plugged in, be sure to check your2. Have someone place chocks under the trailer wheels.vehicle and trailer lamps from time to time to be surethey’re all working. Once you disconnect the trailer 3. When the wheel chocks are in place, relea;- thelamps, the bulb warning lights again can tell you if one regular brake until the chocks absorb the load.of your vehicle lamps is out.4. Reapply the regular brakes. Then apply your parkingbrake, and then shift to PARK (P).Driving On GradesReduce speed and shift to a lower gear before you startdown a long or steep downgrade. If you don’t shiftdown, you might have to use your brakes so much thatthey would get hot and no longer work well.On a long uphill grade, use the highest gear possible. Ifyou cannot maintain posted speeds, driving a at lowerspeed may help avoid overheating your engineand transaxle.Parking on Hills5. Release the regular brakes.4-36