GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2000 🢒 Seville 🢒 Engine 🢒 Engine Controls - 4.6L 🢒 Engine Controls Component Views
Figure 1:

Underhood Fuse Block Assembly
Object Number: 375080 Size: SF
(1)HVAC Blower MiniFuse® (30A)
(2)ACCY MiniFuse® (15A)
(3)WSW MiniFuse® (30A)
(4)Not Used
(5)HDLOBML MiniFuse® (10A)
(6)HDLOBMR MiniFuse® (10A)
(7)I/P MiniFuse® (10A)
(8)PCM BATT MiniFuse® (10A)
(9)HDHIBMR MiniFuse® (10A)
(10)HDHIBML MiniFuse® (10A)
(11)IGN 1 MiniFuse® (10A)
(12)Not Used
(13)TRANS MiniFuse® (10A)
(14)Cruise Control MiniFuse® (10A)
(15)Ignition Coil Modules MiniFuse® (20A)
(16)INJR2 MiniFuse® (10A)
(17)Not Used
(18)Not Used
(19)PCM IGN MiniFuse® (10A)
(20)OXY SEN MiniFuse® (10A)
(21)INJR1 MiniFuse® (10A)
(22)FRT C/LTR MiniFuse® (20A)
(23)RR C/LTR MiniFuse® (20A)
(24)FOG/DRL MiniFuse® (15A)
(25)HORN MiniFuse® (15A)
(26)A/C CLU MiniFuse® (15A)
(27)HDLP HI BM Relay
(28)HDLP LO BM Relay
(29)FOG LP Relay
(30)DRL Relay
(31)HORN Relay
(32)A/C Clu Relay
(33)Not Used
(34)ACCY Relay
(35)Not Used
(36)Start 1 Relay
(37)Cool Fan 2 Relay
(38)IGN 1 Relay
(39)Cool Fan Series/Parallel (S/P) Relay
(40)Cool Fan 1 Relay
(41)Start Maxibreaker (30A)
(42)Not Used
(43)ABS Sol MaxiFuse® (50A)
(44)AIR Pump B MaxiFuse® (50A)
(45)AIR Pump A MaxiFuse® (50A)
(46)Cool Fan 2 MaxiFuse® (30A)
(47)Cool Fan 1 MaxiFuse® (30A)
(48)Spare (10A)
(49)Spare (10A)
(50)Spare (15A)
(51)Spare (20A)
(52)Spare (30A)
(53)Fuse Puller
Figure 2:

Rear Fuse Block Assembly
Object Number: 144158 Size: SF
(1)Fuel Pump MiniFuse® (20A)
(2)HVAC MiniFuse® (10A)
(3)MEM T&T MiniFuse® (10A)
(4)Data Link Connector (DLC) MiniFuse® (10A)
(5)DRV MDL MiniFuse® (10A)
(6)HTDST LR MiniFuse® (10A)
(7)PWR T&T MiniFuse® (30A)
(8)SIR MiniFuse® (10A)
(9)Not Used
(10)LP PK MiniFuse® (15A)
(11)EVAP Vent Solenoid MiniFuse® (10A)
(12)IGN 1 MiniFuse® (10A)
(13)DIMR MiniFuse® (10A)
(14)Sunshade MiniFuse® (10A)
(15)NAV MiniFuse® (10A)
(16)HTDST LF MiniFuse® (10A)
(17)INT LP MiniFuse® (10A)
(18)RRDR MDL MiniFuse® (10A)
(19)Stop LP MiniFuse® (15A)
(20)Park/Rev MiniFuse® (10A)
(21)Audio MiniFuse® (15A)
(22)RAP MiniFuse® (30A)
(23)LP PK L MiniFuse® (15A)
(24)NV MiniFuse® (10A)
(25)PASSMDL MiniFuse® (10A)
(26)Body MiniFuse® (15A)
(27)EXPORT LGT MiniFuse® (15A)
(28)RR BLO MiniFuse® (10A)
(29)Ignition Switch MiniFuse® (15A)
(30)T SIG/HAZ MiniFuse® (15A)
(31)REV/LK MiniFuse® (10A)
(32)CVRTD MiniFuse® (10A)
(33)HVAC MiniFuse® (10A)
(34)IGN 3 RR MiniFuse® (10A)
(35)ABS MiniFuse® (10A)
(36)HTDST RF MiniFuse® (10A)
(37)HTDST RR MiniFuse® (10A)
(38)DIM MiniFuse® (10A)
(39)Fuel Pump Relay
(40)PRK LP Relay
(41)IGN 1 Relay
(42)PRK BRK A Relay
(43)PRK BRK B Relay
(44)PARK Relay
(45)REVERSE Relay
(46)RAP Relay
(47)REV/LKOUT Relay
(48)DAMPER Relay
(49)IGN 3 Relay
(50)F/TNK DR REL Relay
(51)INT LP Relay
(53)Not Used
(54)LK/CYL Relay
(55)ELC Relay
(56)PWR Seat Circuit Breaker (30A)
(57)PWR WDO Circuit Breaker (30A)
(58)CIGAR Relay
(59)RR DEFOG Relay
(60)Park Brake MaxiFuse® (20A)
(61)RR DEGOG MaxiFuse® (40A)
(62)RR LUM/PWR Antenna MaxiFuse® (20A)
(63)Audio AMP MaxiFuse® (30A)
(64)ELC MaxiFuse® (30A)
(65)Cigar MaxiFuse® (40A)
(66)Not Used
(70)Spare (10A)
(71)Spare (10A)
(72)Spare (15A)
(73)Spare (20A)
(74)Spare (30A)
(75)Fuse Puller
Figure 3:

MAP, IAC, ECT, TP Sensors
Object Number: 602335 Size: SH
(1)MAP Sensor
(2)IAC Valve
(3)ECT Sensor
(4)TP Sensor
Figure 4:

EVAP Purge Solenoid, and EGR Valve
Object Number: 602336 Size: SH
(1)EVAP Purge Solenoid
(2)EGR Valve
Figure 5:

CKP B, CKP A, Engine Oil Pressure Switch, and Engine Oil Level Switch
Object Number: 602338 Size: SH
(1)CKP Sensor B
(2)CKP Sensor A
(3)Engine Oil Pressure Switch
(4)Engine Oil Level Switch
Figure 6:

Front Ignition Coil Cassette
Object Number: 602330 Size: SH
Figure 7:

Rear Ignition Coil Cassette
Object Number: 602329 Size: SH
Figure 8:

CMP, VSS, and HO2S Bank 1 Sensor 1
Object Number: 602339 Size: SH
(1)Camshaft Position (CMP) Sensor
(2)VSS
(3)HO2S Bank 1 Sensor 1
Figure 9:

HO2S Bank 1 Sensor 2 (Post HO2)
Object Number: 602294 Size: SH
Figure 10:

HO2S Bank 2 Sensor 1 (Front HO2)
Object Number: 602295 Size: SH
Figure 11:

Knock Sensor
Object Number: 602292 Size: SH
Figure 12:

AIR Relays
Object Number: 602334 Size: SH
(1)AIR Relay 1 and AIR Relay 2
Figure 13:

Right AIR Pump
Object Number: 602319 Size: SH
(1)Top AIR to Chassis Retaining Bolt
(2)Lower AIR to Chassis Retaining Bolts
(3)Front AIR Pump
Figure 14:

Right AIR Inlet Hose
Object Number: 602318 Size: MH
Figure 15:

Right AIR Exhaust Hose
Object Number: 602317 Size: SH
Figure 16:

Right AIR Pump
Object Number: 602316 Size: MH
Figure 17:

Rear AIR Check Valve
Object Number: 602315 Size: MH
(1)Rear AIR Check Valve
(2)AIR Exhaust Hose to AIR Check Valve
(3)AIR Exhaust Hose to AIR Check Valve RetainingNnuts
(4)AIR Exhaust Pipe to AIR Check Valve Retaining Nuts
(5)AIR Check Valve to Exhaust Manifold Pipe
Figure 18:

AIR Vacuum Routing
Object Number: 602313 Size: MH
(1)AIR Vacuum Source Hose
(2)AIR Vacuum Source Connection
(3)Control Vacuum to the Front AIR Check Valve
Figure 19:

AIR Vacuum Control Solenoid and Vacuum Connections
Object Number: 602311 Size: MH
(1)Control Vacuum to Front AIR Check Valve
(2)Control Vacuum to Rear AIR Check Valve
(3)AIR Vacuum Control Solenoid
(4)AIR Source Vacuum Hose
Figure 20:

Left AIR Pump and Electrical Connector
Object Number: 602320 Size: SH
Figure 21:

Left AIR Exhaust Hose and Front AIR Check Valve
Object Number: 602321 Size: SH
Figure 22:

Left AIR Inlet Hose to AIR Pump
Object Number: 602322 Size: MH
(1)Left AIR Inlet Hose
(2)Left AIR Pump Retaining nuts
(3)Left AIR Inlet Filter
Figure 23:

Front AIR Check Valve to Exhaust Manifold
Object Number: 602323 Size: SH
(1)Front AIR Check Valve to Exhaust Pipe Retaining Nuts
(2)Front AIR Check Valve
(3)Front AIR Check Valve Bracket Retaining Bolt
(4)Front AIR Check Valve Bracket Retaining Nuts
(5)AIR Exhaust Pipe to Exhaust Manifold Retaining Nuts
(6)Exhaust Manifold
Figure 24:
Object Number: 574138 Size: SH
(1)IAC Valve Electrical Connector
(2)TP Sensor Electrical Connector
(3)TP Sensor
(4)IAC Valve
Figure 25:

Fuel Rail Assembly
Object Number: 597227 Size: SH
(1)Fuel Injector Retaining Clip
(2)Fuel Injector
(3)Fuel Rail Assembly
Figure 26:

Fuel Lines
Object Number: 575657 Size: SH
(1)Fuel Line Retainer Strap
(2)Fuel Return Line
(3)Fuel Feed Line
(4)EVAP Purge Pipe
Figure 27:

EVAP Vent Valve
Object Number: 342059 Size: SF
(1)Retainer
(2)Fresh Air Line
(3)Bolt
(4)Evap Vent Valve Solenoid
(5)Evap Vent Valve Electrical Connector
Figure 28:

Fuel Tank Pressure Sensor
Object Number: 342178 Size: SF
(1)Fuel Sender Access Panel
(2)Modular Fuel Sender Assembly
(3)Fuel Tank Pressure Sensor