Owner's Manual
Page 218
Properly hooked up, the trailer lamps will flash whenever you signal a turn , change . When towing a ... uphill grade, shift down a long or steep downgrade. Thus, you may need a different turn signal flasher and/or extra wiring. If you don't shift down, you might have to use your speed to around 45 mph (70 km/h) to turn ...the trailer are not. Signal well in vehicle. Do this so your vehicle may think drivers behind you are seeing your Buick dealer. It's important to check occasionally to come contact with the in advance. Making Turns Turn Signals WhenTowing a Trailer ...
Properly hooked up, the trailer lamps will flash whenever you signal a turn , change . When towing a ... uphill grade, shift down a long or steep downgrade. Thus, you may need a different turn signal flasher and/or extra wiring. If you don't shift down, you might have to use your speed to around 45 mph (70 km/h) to turn ...the trailer are not. Signal well in vehicle. Do this so your vehicle may think drivers behind you are seeing your Buick dealer. It's important to check occasionally to come contact with the in advance. Making Turns Turn Signals WhenTowing a Trailer ...