1993 GMC Safari Owner's Manual - Page 75

CAUTION Pluggingthecordintoanungroundedoutletcouldcause an electrical shock. Also, thewrongkind of extensioncordcouldoverheatand cause a fire. You couldbeseriouslyinjured.Plugthecordinto a If thecordwon't properlygroundedthree-prong110-voltoutlet. reach,use a heavy-dutythree-prongextensioncordratedfor atleast 15 amps. NOTICE - pluggedin?Theanswerdepends -How long should you keep the block heater of ontheweather,thekindofoilyouhave,andsomeotherthings.Instead trying to list everything here, weask that you contact a GM dealerinthe areawhereyou'll be parking your vehicle. The dealer can give you the best advice for that particular area. After you've used the block heater, be sure from E before, to keeD it awav movina damaged. to store the cord as it was Darts. If vou don't. it COI be I Automatic flansmission 9PPLY BRAKE TO SWIFT FRO There are several different positions for your shift lever. 2-1 7