1993 GMC Sonoma Owner's Manual - Page 188
1993 GMC Sonoma Manual
Page 188 highlights
Your Driving and the Road After Off-Road Driving Remove any brush ordebristhathascollectedontheunderbody,chassis,or underthehood.Theseaccumulationscanbea fire hazard. Afteroperation in mud orsand,havethebrakeliningscleanedandchecked. Thesesubstancescancauseglazingandunevenbraking.Checkthebody structure,steering,suspension,wheels,tires,andexhaustsystemfordamage. Also,checkthefuellinesandcoolingsystemforanyleakage. Your vehicle will require more frequent service due theMaintenanceScheduleforadditionalinformation. to off-road use.Refer to Driving at Night AN450005 Nightdriving is moredangerousthandaydriving.Onereason is thatsome driversarelikely to beimpaired-byalcoholordrugs,withnightvision problems,orbyfatigue. Herearesometipsonnightdriving. Drivedefensively.Remember,this is themostdangeroustime. the Indexformoreon Don'tdrinkanddrive(See"DrunkenDriving"in thisproblem.) Adjustyourinsiderearviewmirror behindyou. to reducetheglarefromheadlights 4-34