GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Intake Manifold


Object Number: 897259  Size: LF
(500)Intake Manifold
(501)Gasket
(502)Cover - Side
(503)Nut
(504)Bolt/Stud
(505)Cover - Side
(506)Gasket
(507)Nut
(508)Bolt
(509)Exhaust Gas Recirculation (EGR) Tube
(510)Bolt
(511)Gasket
(512)Cover - Top
(513)Bolt
(514)Nut
(515)Stud
(516)Stud
(517)Gasket
(518)Throttle Body
(519)Nut
(520)Gasket
(520)Gasket
(521)Spacer
(535)Stud
(548)Positive Crankcase Ventilation (PCV) Hose
(549)Clamp
(553)Stud
(554)Cap
(555)Bolt
(708)Bolt
(709)Front Lift Bracket
(711)Bolt
(712)Manifold Absolute Pressure (MAP) Sensor
(713)O-Ring
(714)O-Ring
(715)Intake Air Temperature (IAT) Sensor
(718)Evaporative Emission (EVAP) Valve
(719)Clamp
(725)Hose
(726)Hose
(727)Bolt
(728)Dampner
(729)Bolt
Figure 2:

Camshaft Timing Components


Object Number: 897264  Size: LF
(227)Balancer Bolt with Washer
(228)Crankshaft Balancer
(229)Cover - Lower Front
(230)Seal
(231)Nut
(232)Tensioner Pulley
(233)Tensioner Bracket
(234)Tensioner Bushing
(235)Timing Belt
(236)Guide
(237)Sprocket
(238)Bolt
(239)Idler Pulley
(240)Bolt
(241)Sprocket
(242)Bolt
(243)Seal
(244)Cover - Upper Rear
(245)Seal
(246)Cover - Upper Rear
(247)Bolt
(248)Sprocket
(249)Bolt
(250)Bolt
(251)Bolt
(252)Tensioner
(256)Seal
(257)Cover - Upper Front
(258)Seal
(259)Cover - Upper Front
(260)Grommet
(260)Grommet
(260)Grommet
(261)Bolt
(262)Bolt
(271)Label
(272)Seal
(700)Camshaft Position (CMP) Sensor
(701)Harness
(702)Nut
(703)Guide
(704)Crankshaft Position (CKP) Sensor
(723)Bolt
(730)Bolt
Figure 3:

Cylinder Head/Upper Engine


Object Number: 897260  Size: LF
(100)Engine Block
(200)Cylinder Head
(208)Bolt
(225)Gasket
(226)Pin
(429)Oil Level Indicator
(430)O-Ring
(431)Restrictor
(441)O-Ring
(522)Fuel Feed Pipe
(523)Fuel Rail with Injectors and Hoses
(524)Bolt
(525)O-Ring
(526)Clip
(527)Fuel Injector
(528)O-Ring
(530)Nut
(531)Manifold
(532)Bolt
(533)Gasket
(534)Stud
(535)Stud
(540)Seal
(541)Gasket
(542)Cover
(543)Bolt
(544)Grommet
(545)Oil Fill Cap
(546)O-Ring
(547)Pin
(549)O-Ring
(551)Positive Crankcase Ventilation (PCV) Valve
(552)Bolt
(706)Spark Plug
(707)Ignition Coil
(708)Bolt
(731)Nut
Figure 4:

Cylinder Head Assembly


Object Number: 897263  Size: LF
(200)Cylinder Head
(201)Guide - Intake
(202)Seat - Intake
(203)Seal - Intake
(204)Spring - Intake
(205)Cap - Intake
(206)Keys - Intake
(207)Valve Lash Adjuster
(209)Camshaft
(210)O-Ring
(211)Cap
(212)Bolt
(213)Stud
(214)Bolt
(214)Bolt
(215)Rocker Arm Assembly - Intake
(216)Bolt
(216)Bolt
(217)Nut
(217)Nut
(218)Rocker Arm - Exhaust
(219)Spring
(220)Shaft - Exhaust
(221)Shaft - Intake
(222)Valve - Intake
(223)Seal
(263)Valve - Exhaust
(264)Guide - Exhaust
(265)Seat - Exhaust
(266)Seal - Exhaust
(267)Spring - Exhaust
(268)Cap - Exhaust
(269)Keys - Exhaust
(270)Gasket
(534)Stud
Figure 5:

Cooling System/EGR


Object Number: 1855689  Size: LF
(110)Coolant Drain Plug
(111)Coolant Drain Fitting
(112)Washer
(113)Coolant Drain Plug
(114)Washer
(300)Water Pump
(301)Bolt
(302)Pin
(303)O-Ring
(304)O-Ring
(304)O-Ring
(305)Coolant Crossover Pipe
(306)Gasket
(307)Gasket
(308)Housing
(309)Nut
(310)Bolt
(311)Thermostat
(312)O-Ring
(313)Housing
(314)Bolt
(600)Nut
(601)Exhaust Gas Recirculation (EGR) Valve
(602)Gasket
(603)Stud
(716)O-Ring
(716)O-Ring
(717)Engine Coolant Temperature (ECT) Sensor
(717)Engine Coolant Temperature (ECT) Sensor
(720)Knock Sensor
(721)Bolt
(722)Mount - Front
Figure 6:

Oiling System


Object Number: 897255  Size: LF
(404)Bolt
(405)Screen
(406)O-Ring
(410)Oil Filter
(411)Fitting
(412)Oil Flow Control Module
(413)Spring
(414)Valve
(415)O-Ring
(416)Solenoid
(417)Bolt
(418)O-Ring - With Screen
(419)Seal
(420)Valve
(421)Spring
(422)Bolt
(423)Bolt
(424)Oil Pump
(425)Pin
(426)O-Ring
(427)O-Ring
(428)Oil Transfer Pipe
(432)Rotor - Inner
(433)Rotor - Outer
(434)Cover
(435)Bolt
(436)Bolt
(437)Oil Flow Control Switch
(438)Plug
(439)Plug
(440)O-Ring
(705)Oil Pressure Switch
Figure 7:

Lower Engine Assembly


Object Number: 897258  Size: LF
(100)Engine Block
(102)Crankshaft
(103)Cap
(104)Bearing - Thrust
(105)Bearing - Main Upper
(106)Bearing - Main Lower
(107)Pin
(108)Bolt
(109)Bolt
(115)Bolt
(116)Connecting Rod Cap
(117)Bearing - Connecting Rod
(118)Connecting Rod
(119)Pin
(120)Piston
(121)Clip
(121)Clip
(122)Piston Rings
(123)Key
(124)Seal
(125)Flywheel
(126)Washer
(127)Bolt
(128)Pin
(129)Pin
(400)Oil Pan
(401)O-Ring
(402)Pin
(403)Drain Plug
(404)Bolt
(404)Bolt
(405)Screen
(406)O-Ring
(407)Bolt
(408)Deflector
(409)Bolt
(536)O-Ring
(537)Housing
(538)Bolt
(539)Pin