1993 GMC Suburban Owner's Manual - Page 283

Operatingtheenginewiththeaircleaneroff can causeyouorothers to beburned.Theaircleanernotonlycleanstheair, it stops flame if the enginebackfires. If it isn'tthere,andtheenginebackfires,you could beburned.Don'tdrivewith it off,and be carefulworkingon off. the engine with the air cleaner If the air cleaner is off?r; backfire can cause a damaging engine fire. And. dirt csl! easily get ink your er'rgine, which will damage It. Aiways the air cleaner ir! place whea yodre driving. To removetheaircleanerfilteronagasengine,turnthewing counterclockwise.Removethecoverandchangethefilter. nuts - utomalB/c Transmission FkJid When to Check and Change: A goodtime to checkyourautomatictransmission fluid leveliswhen the engine oil is changed.Refer to theMaintenanceSchedule to determinewhen to changeyourfluid.See"ScheduledMaintenanceServices"intheIndex. How to Check: Becausethisoperation can be a little difficult,you may choose to havethis done at a General Motors dealershipServiceDepartment. If youdoityourself,besure to follow all theinstructionshere, getafalsereadingonthedipstick. or youcould I TOCmucR 31 too littie fluid can damage your transmission. TOO ~ L J .ME~ C mean that some of the fluid G d d come out and fall m hot: engine parts. s&rfrnG a fire. Be sure! to get ;an accurate yeading if you check. your transmission fluid. Waitatleast 30 minutes before checkingthetransmission have been driving: 8) fluid level if you Whenoutsidetemperaturesareabove At high speedforquite 90°F (32°C). Q 8, a while. In heavytraffic-especially in hot weather. 8 While pulling atrailer. 6-1 7