1993 Buick Roadmaster Owner's Manual - Page 79

1993 Buick Roadmaster Manual

Page 79 highlights

Engine Block Heater (Canada Only) In very cold weather,'0O (-18 C) or colder,. the engine . F block heater can help. You'll get easier starting and better.fuel economy during engine warm-up. , To use the block heater: 1. Turn off the engine. 2. Open the hood and'unwrap the electrical cord. 3. Plug it into a normal, grounded volt outlet. 110 L 77

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