CONTENTS I 984 8 7 C HART INDEX LIGHI IRUCK A PHABET PAR I S BOOK I 0 000 ENGINE O r ciurcii I 1 000 I COOLANT GRILLE I 5 l oil svsreivi IRUCK CHASSIS C U C V I ELECTRICAL SYSTE I 3 000 FUEL EXHAUST M M CARBURETION I 4 000 I TRANSMISSION BRAKES Reprinted in its Entirety 51 0 EFFECTIVE OCTOBER 1986 BRAKES REAR T AXLE All illustrations and speifications contained in this literature are based on the AND DRIVE latest production information available at the time of publication approval Gen I 6 000 eral Motors Corporation reserves the right to make changes at any time without I FRONIL AXLE notice in colors materials equipment specifications and models and also to I STEERING discontinue models I 7 000 I FRAME SPRINGS IMPORTANT BUMPER Light Truck vehicles for 1984 87 contain many parts dimensioned in the metric system These parts are very close in dimension to familiar cus 8 tomary measurements in the inch system It is important that during any SHEET META vehicle maintenance procedure replacement fasteners have the same HEATER measurements as those removed whether metric or customary Mis matched or incorrect fasteners can result in vehicle damage or malfunc 9 000 tion or possible personal injury BODY MTG AIF COND INSTR Fastener sizes denoted on illustrations may not reflect metric dimensions However since the same vehicle may be built with metric or customary I 16000 fasteners care should be exercised in selecting replacement part equiva l CAB AND BODY lent to the original fasteners in dimensions strength and pitch of thread I PARTS Both metric and customary fasteners required for replacement are listed in the Warehousing and Distribution Division Standard Parts Catalog 89 17 000 A special Warehousing and Distribution Division label saying Metric Fas LOAD CARRIER teners Required in red letters will be used to identify service parts which PARTS require metric fasteners but replace parts which originally used inch fas teners This label will enable dealers and overrthe counter customers to METRIC quickly recognize parts which have changed to metric fasteners INFORMATION GENERAL MOTORS CORPORATION LIGHT TRUCK 52D NUMERICALINDEX I wAReR0us1u Ann DISTRIBUTION mvtsmli ce cement morons cciwoairtow er Tauck 52