1993 Chevrolet Suburban Owner's Manual - Page 142
1993 Chevrolet Suburban Manual
Page 142 highlights
A reading in thelowpressurezonemay be causedbyadangerouslv levelorotherproblemcausinglowoilpressure.Checkyouroilassoonas possible. low oil CAUTION Don't keep driving if the oil pressure is low. If you do, your engine can become so hot that it catches on fire, You or others could be burned. Check your oil as soon as possible and have your vehicle serviced. e NOTICE rnstly at,, I Damage to your engine from neglected oil problems can I not covered by your 'Avanty. Voltmeter Standard Cluster Tachometer Cluster 14 19 GL K2336 Whenyourengineisnotrunning,buttheignitionison(inthe Run position), thisgage shows yourbattery'sstate of chargein DC volts. When the engine of thechargingsystem.Readings isrunning,thegageshowsthecondition betweenthelowandhighwarningzonesindicatethenormaloperatingrange. Readingsineitherwarningzoneindicateapossibleproblemintheelectrical system. 2-79