1993 GMC Jimmy Owner's Manual - Page 71

. . I ... PO332 Your KeylessEntrySystemoperatesonaradiofrequencysubjecttoFederal CommunicationsCommission(FCC)Rules.Thisdevicecomplies with Part 15 of theFCCRules.Operation is subject to thefollowingtwoconditions:(1) Thisdevicemaynotcauseharmfulinterference,and(2)Thisdevicemust acceptanyinterferencereceived,includinginterferencethatmaycause undesiredoperation. Should interference to this system occur, try this: Check to determine if batteryreplacement is necessary.Seethe instructionsonbatteryreplacement. Check thedistance. Youmaybe toofarfromyourvehicle.Thisproduct hasamaximumrangeof 30 feet (9 m)fromthevehicle. Checkthelocation.Othervehiclesorobjectsmaybeblockingthesignal. Seeyour GM dealer or aqualifiedtechnicianforservice. Changes or modifications to thissystem by other than an authorized setvice facility could void authorization to .use this equipment. Operation Whenyoupress UNLOCK, thedriver'sdoor will unlockautomatically. If you press UNLOCK again within five seconds, all doors wil unlock. All doorswill lock when DOOR- is pressed. Thetailgateglasswillunlockwhenthetrucksymbolbutton is pressed. Vehicles with automatictransmissionsmusthavethetransmission in P (Park). Vehicleswithmanualtransmissionmusthave theparkingbrakeengaged. 2-1 1