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Component Locations

WARNING: This page is about a different car, the 1990 Cadillac Allante. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT LOCATIONS

Component Location
ALDL Connector On Left Shroud, Left Of Park Brake. See Fig 1 .
Body Computer Module (BCM) Behind center of Instrument Panel. See Fig 2 .
Central Power Supply Behind Left side Of Instrument Panel, Right Of Steering Column. See Fig 2 .
Climate Control & Driver Information Center Center Of Instrument Panel, Ahead Of Console
Coolant Temperature Sensor In Cooling System Water Passage, Right Rear Corner Of Engine Compartment. See Fig 3 .
Electronic Brake Control Module Behind Left Side Of Instrument Panel, Left Of Steering Column. See Fig 1 .
Engine Control Module See Powertrain Control Module.
Engine Metal Temperature Switch Left Rear Of Engine, Near Exhaust Manifold. See Fig 4 .
Electronic Spark Timing (EST) Distributor Left Top Of Engine
Fuse Block In Center Console. See Fig 5 .
Headlight Redundant Relay See Fig 12 .
Heater & A/C Programer Behind Right Side Of Instrument Panel. See Fig 11 .
Isolated Ground Junction Block Behind Right Seat, Behind Access Panel. See Fig 6 .
Output Switch Module (OSM) No. 2 Left Rear Of Trunk, On Base Of End Panel. See Fig 7 .
Output Switch Module (OSM) No. 3 Left Rear Of Trunk, On Base Of End Panel
Output Switch Module (OSM) No. 4 & No. 5 Right Side Of Trunk, Above Rear Wheel House. See Fig 8 .
Output Switch Module (OSM) No. 6 Right Rear Of Trunk, On Base Of End Panel
Output Switch Module (OSM) No. 7 Right Rear Of Trunk, On Base Of End Panel. See Fig 9 .
Output Switch Module (OSM) No. 9, No. 10 & No. 13 Under Left Front Head Light. See Fig 10 .
Powertrain Control Module (PCM) Behind Right Side Of Instrument Panel, Near Shroud. See Fig 11 .
RAP Relay No. 1 Behind Right Side Of Instrument Panel, Above Heater & A/C Plenum. See Fig 12 .
RAP Relay No. 2 Behind Right Side Of Instrument Panel, Above Heater & A/C Plenum. See Fig 12 .
Rear Fuse Panel Right Side Of Trunk. See Fig 13 .
Rear Maxi-Fuse Block Behind Right Seat, Behind Access Panel. See Fig 6 .
Switch Pod, Left In Instrument Panel Cluster
Switch Pod, Right In Instrument Panel Cluster
Taillight Redundant Relay Right Side Of Trunk. See Fig 13 .
Theft Deterrent Module Behind Right Side Of Instrument Panel, Above Heater & A/C Plenum. See Fig 14 .
Fig 1: Locating ALDL& EBCM
G00088030Courtesy of GENERAL MOTORS CORP.
Fig 2: Locating Body Computer Module & Central Power Supply
G00090120Courtesy of GENERAL MOTORS CORP.
Fig 3: Locating Coolant Temperature Sensor
G00088007Courtesy of GENERAL MOTORS CORP.
Fig 4: Locating Engine Metal Temperature Switch
G00087998Courtesy of GENERAL MOTORS CORP.
Fig 5: Locating Fuse Block
G00088034Courtesy of GENERAL MOTORS CORP.
Fig 6: Locating Isolated Ground Junction Block & Maxi Fuse Block
G00090137Courtesy of GENERAL MOTORS CORP.
Fig 7: Locating Output Switching Module (OSM) 2
G00090141Courtesy of GENERAL MOTORS CORP.
Fig 8: Locating Ouput Switching Modules - OSM 4 & OSM 5
G00090143Courtesy of GENERAL MOTORS CORP.
Fig 9: Locating Output Switching Module (OSM) 7
G00090140Courtesy of GENERAL MOTORS CORP.
Fig 10: Locating Output Switching Modules (OSM) 9, 10 & 13
G00088003Courtesy of GENERAL MOTORS CORP.
Fig 11: Locating Powertrain Control Module (PCM)& Heater & A/C Programmer
G00088036Courtesy of GENERAL MOTORS CORP.
Fig 12: Locating RAP Relays& Headlight Redundant Relay
G00090119Courtesy of GENERAL MOTORS CORP.
Fig 13: Locating Taillight Redundant Relay & Rear Fuse Panel
G00090143Courtesy of GENERAL MOTORS CORP.
Fig 14: Locating Theft Deterrent Module
G00090118Courtesy of GENERAL MOTORS CORP.
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