Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPONTIAC1987FIREBIRD FORMULA, 5.0 H, AUTOMATICREPAIR AND DIAGNOSISELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORMISCELLANEOUS COMPONENTS
1987 Pontiac Firebird Formula, 5.0 H, Automatic
Miscellaneous Components
1987 Pontiac Firebird Formula, 5.0 H, AutomaticSECTION Miscellaneous Components
MISCELLANEOUS COMPONENTS LOCATION
| Component | Location | |
|---|---|---|
| A/C-Heater Blower Resistors | On blower housing near motor. See Figure. | |
| ALDL Connector | On convenience center bracket. | |
| Audio Alarm Assembly | On convenience center. | |
| Choke Heater | On side of carburetor. See Figure. | |
| Cold Start Injector (2.8L) | On right rear top of engine. | |
| Cold Start Injector (5.0L EFI) | On left top side of engine. | |
| Convenience Center | Under dashboard to right of steering column. | |
| Cruise Control Servo | In left front corner of engine compartment. | |
| Diagnostic Dwell Meter Connector (V6) | Taped on ECM harness behind right valve cover. | |
| Diagnostic Dwell Meter Connector (V8) | Taped on ECM harness behind right front shock tower. | |
| EGR Diagnostic Connector | On top rear of engine. | |
| Fuse Block | Under dashboard at left of steering column. | |
| Fusible Links | ||
| A (Red-V6) Lights | At starter solenoid. | |
| A (Rust-V8) Lights | At starter solenoid. | |
| B (Red-V6) Ignition, Accy. & High Speed Blower Relay | At starter solenoid. | |
| B (Rust-V8) Ignition, Accy. & High Speed Blower Relay | At starter solenoid. | |
| C (Orange-V8) Elec. Control Module | Behind battery. | |
| D (Red-V8 Camaro) Cooling Fan Rly. | Behind battery. | |
| D (Red-V8 Firebird) Headlight Door Module | On left side of cowl. | |
| E (Red-V6 Camaro) Cooling Fan Rly. | At junction block, near battery. | |
| E (Red-V8 Firebird) Headlight Door Module | On left side of cowl. | |
| F (Rust-V8 Firebird) Cooling Fan Relay | On left side of cowl. | |
| G (Red-V6 Camaro) Charging System | At starter solenoid. | |
| G (Rust-V8 Camaro) Charging System | At starter solenoid. | |
| G (Red-V8 Firebird) Foglight Relay | On left side of cowl. | |
| H (Rust-V6 & V8 Camaro) Foglight Relay | Left front corner of engine compartment. | |
| H (Red-V8 Firebird) Charging System | At starter solenoid. | |
| J (Red-V6 Firebird) Cooling Fan Relay | At junction box, near right radiator support. | |
| J (Rust-V8 Firebird) Charging System | At starter solenoid. | |
| Headlight Circuit Breaker | In headlight switch. | |
| Heater Blower Motor Radio Capacitor | On blower assembly in engine compartment. | |
| Heater Blower Resistors | On blower motor housing. | |
| Ignition Radio Capacitor | Behind left dashboard above fuse block. | |
| In-Line Diodes A/C Compressor Clutch | Taped inside compressor clutch connector. See Figure & 12. | |
| In-Line Diodes Alternator (Isolation) | In wiring harness near fuse block. | |
| In-Line Fuses Fuel Pump | On right front wheelwell. See Figure & 16. | |
| In-Line Fuses (Hatch - Pull Down) | Behind upper left side of dashboard. | |
| In-Line Fuses Mass Airflow (MAF) Sensor (2.8L) | In right front corner of engine compartment. See Figure & 16. | |
| In-Line Fuses Mass Airflow (MAF) Sensor (5.0L EFI) | Near positive cable behind battery. | |
| In-Line Fuse: Power Seat | Under driver's seat. | |
| In-Line Fuse: Underhood Light | On right side of firewall by fusible link J. See Figure. | |
| Junction Block | On right side of radiator support. See Figure & 16. | |
| Power Accy. Circuit Breaker | In fuse block. | |
| Power Window/Rear Wiper Circuit Breaker | In fuse block. | |
| Resistance Wire | Under left side of dashboard near ignition switch. | |
| Vehicle Speed Sensor Buffer | Taped to dashboard wiring harness near bulkhead connector. | |
| Tachometer Filter | On rear of engine near distributor. See Figure & 12. | |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.