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.
2014 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE
Engine Controls And Fuel - 2.5L (LKW) - Repair Instructions
- Repair Instructions
- Brake Pedal Position Sensor Learn
- Q38 Throttle Body: Throttle/Idle Learn
- Crankshaft Position System Variation Learn
- Engine Control Module Replacement
- Engine Coolant Temperature Sensor Replacement
- Engine Oil Pressure Sensor Replacement
- Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
- Manifold Absolute Pressure Sensor Replacement
- Heated Oxygen Sensor Replacement - Sensor 1
- Heated Oxygen Sensor Replacement - Sensor 2
- Valve Rocker Arm Oil Control Valve Replacement
- Accelerator Pedal with Position Sensor Assembly Replacement
- Throttle Body Assembly Replacement
- Throttle Body Cleaning
- Fuel Pressure Relief
- Fuel Pressure Gauge Installation and Removal
- Metal Collar Quick Connect Fitting Service
- Plastic Collar Quick Connect Fitting Service
- Fuel Tank Draining
- Fuel Tank Protector Replacement
- Fuel Tank Replacement
- Fuel System Cleaning
- Fuel Tank Fuel Pump Module Replacement (NT5, NT7)
- Fuel Tank Fuel Pump Module Replacement (NU6)
- Chassis Control Module Replacement
- Fuel Tank Pressure Sensor Replacement (NT5 NT7)
- Fuel Tank Pressure Sensor Replacement (NU6)
- Fuel Level Sensor Replacement
- Fuel Tank Filler Pipe Replacement
- Fuel Pump Cover Replacement
- Fuel Pump Insulator Replacement
- Fuel Feed Pipe Replacement (At Tank)
- Fuel Feed Pipe Replacement (Engine to Chassis)
- Fuel Feed Front Pipe Replacement
- Fuel Pressure Sensor Replacement - Fuel Feed Pipe
- Fuel Feed Intermediate Pipe Replacement
- Fuel Tank Vent Pipe Replacement
- Fuel Pump Replacement
- Fuel Injection Fuel Rail Assembly Replacement
- Fuel Injection Fuel Rail Noise Shield Replacement
- Fuel Injection Fuel Rail Fuel Pressure Sensor Replacement
- Fuel Injector Replacement
- Evaporative Emission Canister Purge Solenoid Valve Replacement
- Evaporative Emission Canister Purge Pipe Replacement
- Evaporative Emission Canister Purge Tube Replacement
- Evaporative Emission Canister Solenoid Replacement
- Evaporative Emission Front Pipe Replacement
- Evaporative Emission Line Replacement - Engine to Chassis
- Evaporative Emission Canister Replacement
- Evaporative Emission System Cleaning
- Ignition Coil Replacement
- Spark Plug Replacement
- Spark Plug Inspection
- Crankshaft Position Sensor Replacement
- Camshaft Position Sensor Replacement - Intake
- Camshaft Position Sensor Replacement - Exhaust
- Camshaft Position Actuator Exhaust Solenoid Valve Replacement
- Camshaft Position Actuator Intake Solenoid Valve Replacement
- Knock Sensor Replacement
- Oil Pump Flow Control Valve Replacement
- Oil Pump Flow Control Valve Heat Shield Replacement
- Vacuum Pump Replacement
- Secondary Air Injection Check Valve Replacement
- Secondary Air Injection Pump Inlet Hose Replacement
- Secondary Air Injection Pump Replacement
- Secondary Air Injection Feed Tube Replacement
- Air Cleaner Element Replacement
- Air Cleaner Assembly Replacement
- Air Cleaner Outlet Duct Replacement
- Air Cleaner Resonator and Outlet Duct Replacement
- Air Cleaner Inlet Duct Replacement
- Front Intake Air Duct Deflector Replacement
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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