1997 Chevrolet S10 Pickup Owner's Manual - Page 63

Engine Codant Heater (Option) 3. Plug it into a normal, grounded 110-volt AC .outlet. Plugging le cord an-ungroundec into let could cause an electrical shock. Also, the wrong kind of extension cordcould overheat andcause: a fire. You could be seriously injured. Plug the cord into a properly grounded three-prong 110-volt AC outlet. If the cord won't reach,.use,a heavy-duty three-p.rong extension rated for cord amps. at least 15 "VORTEC" 4301); Engine 2.2L Engine 4. Before starting theengine, be sure -tounplug.and store the cord asit was before tu keep it away from moving engine parts. If you don%,it could b.e damaged. In very cold weather?0 "F (- 18* C ) or colder, the engine ooiantheater can help. You'll get easier starting and better fuel economy during engine warm-up. Usually, the coolant heater should be plugged in a minimum of four hours prior to statin-gyour vehicle. 10 Use the-Coolant Heater 1. Turn off the-engine. How long should you keep the coolant heater plugged in?.The answer depends on the-outside temperature, the kind .of ail you have, and some other things. Instead of trying to list everything here, we ask that you contact your GM dealer i the area where-you'Ilbe parking your n vehicle. The dealer can giveyou the best advtce for that particular area. 2. Open the hood and unwrap the ele.ctrica1cord.