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.
Component Locations (3.8L VIN K & 1 - Grand PRIX)
1999 Buick Regal LSSECTION Component Locations (3.8L VIN K & 1 - Grand PRIX)
COMPONENT LOCATIONS (3.8L VIN K & 1 - GRAND PRIX)
| Component | Location | |
|---|---|---|
| A/C Refrigerant Pressure Sensor | Left Side Of Engine Compartment, On Accumulator | |
| Body Control Module (BCM) | Below Left Side Of Instrument Panel, Left Of Steering Column | |
| Camshaft Position (CMP) Sensor | Right Rear Of Engine, Above Crankshaft Pulley | |
| Crankshaft Position (CKP) Sensor | Right Front Of Engine, Behind Harmonic Balancer | |
| Cruise Control Module | Left Side Of Engine Compartment, Mounted On Strut Tower | |
| Data Link Connector (DLC) | Under Left Side Of Instrument Panel, Right Of Steering Column | |
| EGR Valve | Upper Left Side Of Engine, Near Throttle Body | |
| Electronic Brake Traction Control Module (EBTCM) | Left Side Of Engine Compartment, On Strut Tower | |
| Engine Coolant Temperature (ECT) Sensor | Top Left Side Of Engine, Below Throttle Body | |
| Engine Oil Level Switch | Front Of Engine, On Oil Pan | |
| Engine Oil Pressure Switch | Right Rear Of Engine, Next To Oil Filter | |
| EVAP Canister Purge Solenoid | At Top Front Of Engine, On Intake Manifold, Near Fuel Injectors | |
| EVAP Canister Vacuum Switch | ||
| VIN K | Top Rear Of Engine, On Intake Manifold, Behind Generator | |
| VIN 1 | Top Front Of Engine, On Intake Manifold, Near Fuel Injectors | |
| EVAP Canister Vent Solenoid | Behind Left Rear Fascia Splash Shield, In Wheelwell | |
| Fuel Injectors | In Intake Manifold | |
| Fuel Pump Resistor | Mounted To Outside Right Front Frame Rail, Forward Of Wheel | |
| Fuse Block | Behind Right Side Of Instrument Panel | |
| Idle Air Control (IAC) Valve | Top Of Engine, On Front Of Throttle Body | |
| Ignition Control Module | Top Right Of Engine | |
| Intake Air Temperature (IAT) Sensor | Left Front Of Engine Compartment, In Air Intake Duct | |
| Knock Sensors | ||
| Bank No. 1 | On Front Of Engine, Above Starter | |
| Bank No. 2 | On Rear Of Engine, Below Exhaust Manifold | |
| Manifold Absolute Pressure (MAP) Sensor | ||
| VIN K | Top Right Side Of Intake Manifold | |
| VIN 1 | Top Rear Of Engine, Near Fuel Injectors | |
| Mass Airflow (MAF) Sensor | On Left Front Of Engine, Part Of Throttle Body | |
| Oxygen Sensors (O2S) | ||
| Pre-Converter | Rear Of Engine, In Exhaust Manifold | |
| Post-Converter | Rear Of Catalytic Converter | |
| Powertrain Control Module (PCM) | Left Side Of Engine Compartment , Inside Air Cleaner Assembly | |
| Supercharger By-Pass Valve | Top Front Of Engine, Near Fuel Injectors | |
| Throttle Position (TP) Sensor | Top Of Engine, On Throttle Body | |
| Transaxle Range Switch | Left Rear Of Engine Compartment, On Transaxle | |
| Underhood Junction Block | Right Side Of Engine Compartment, Mounted To Strut Tower | |
| Vehicle Speed Sensor | Right Rear Of Engine Compartment, In Transaxle | |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.