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.
1998 Pontiac Firebird Formula, AutomaticFACTORY OEM SERVICE PROCEDURE
Component Locations
NOTE:
Component location illustrations are not available for Camaro & Firebird.
COMPONENT LOCATIONS (VIN P)
| Component | Location |
|---|---|
| A/C Evaporator Temperature Sensor | In Evaporator Core |
| A/C Pressure Sensor | Above Right Shock Tower, In Front Of A/C Compressor Low Pressure Cut-Off Switch |
| Air Pump Relay | In Power Distribution Box, At Left Of Engine Compartment, In Front Of Wheelwell |
| Body Control Module | On HVAC Module, Above Right Instrument Panel Insulator Panel |
| Crankshaft Position CKP) Sensor | At Lower Front Cover Of Engine |
| Cruise Control Module | At Front Left Frame, In Front Of Wheelwell |
| Data Link Connector | On Instrument Panel Tie Bar, Below Right Side Of Steering Column |
| Distributor | At Front Center Of Engine |
| EGR Valve | At Left Rear Of Engine, On Intake Plenum |
| Engine Coolant Temperature ECT) Sensor | At Front Of Engine, On Water Pump |
| EVAP Canister Purge Solenoid | At Right Center Of Engine On Manifold |
| EVAP Canister Vacuum Switch | At Right Center Of Engine, On Intake Manifold |
| Fuel Injectors | In Intake Manifold |
| Fuel Pump Prime Connector | At Top Rear Of Right Shock Tower |
| Fuel Pump Relay | In Front Left Kick Panel, On Footrest Bracket, Under Carpet |
| Idle Air Control (IAC) Valve | At Right Front Of Throttle Body |
| Ignition Coil | At Left Front Of Engine |
| Ignition Control Module | At Left Front Of Engine |
| Intake Air Temperature IAT) Sensor | On Air Duct, In Front Of Intake Manifold |
| Knock Sensor | At Lower Right Side Of Engine |
| Manifold Absolute Pressure MAP) Sensor | On Right Side Of Intake Manifold |
| Mass Airflow (MAF) Sensor | Top Of Engine, On Air Inlet In Front Of Intake Manifold |
| Oxygen Sensors (O2S) | On Exhaust Manifolds, Or At Catalytic Converter |
| Power Distribution Box | In Engine Compartment, Forward Of Left Strut Tower |
| Powertrain Control Module (PCM) | In Engine Compartment, Behind Right Shock Tower |
| Throttle Position (TP) Sensor | On Front Right Of Intake Manifold |
| Transmission Range Switch | Under Console, On Base Of Shift Control Lever |
| Vehicle Speed Sensor | At Left Rear Of Transmission |
Factory Service Tools
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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.
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