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.
2007 Chevrolet Impala V6-3.5LFACTORY OEM SERVICE PROCEDURE
Instrument Panel, Gauges and Warning Indicators: Locations
Displays and Gages Component Views
Under the Hood Latch Trim Panel
1 - Ambient Air Temperature Sensor
2 - Hood Ajar Switch (AP3, AP8)
Rear of the Engine (LZE, LZ4, LZ9)
1 - Throttle Body
2 - Ignition Control Module (ICM)
3 - Heated Oxygen Sensor (HO2S) 1
4 - Engine Coolant Heater
5 - Engine Oil Level Switch
6 - Crankshaft Position (CKP) Sensor
7 - Knock Sensor (KS) Bank 1
Front of the Engine (LZE, LZ4, LZ9)
1 - Camshaft Position (CMP) Sensor
2 - Knock Sensor (KS) Bank 2
3 - Engine Oil Pressure (EOP) Sensor
4 - Camshaft Position Actuator Solenoid
Front of Engine (LS4)
Front Of Engine:
1 - Engine Coolant Temperature (ECT) Sensor
2 - Ignition Coil 1
3 - Ignition Coil 3
4 - Ignition Coil 5
5 - Ignition Coil 7
6 - Manifold Absolute Pressure (MAP) Sensor
7 - Throttle Body
8 - Engine Coolant Heater
9 - Knock Sensor (KS) Bank 1
10 - Engine Oil Level Switch
11 - Camshaft Position (CMP) Sensor
Top of Engine (LS4)
Top Of Engine:
1 - Ignition Coil 8
2 - Fuel Injector 8
3 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve
4 - Manifold Absolute Pressure (MAP) Sensor
5 - Throttle Body
6 - Engine Oil Pressure (EOP) Sensor
7 - Fuel Injector 7
8 - Ignition Coil 7
9 - Fuel Injector 5
10 - Ignition Coil 5
11 - Fuel Injector 3
12 - Ignition Coil 3
13 - Fuel Injector 1
14 - Ignition Coil 1
15 - Fuel Injector 2
16 - Ignition Coil 2
17 - Fuel Injector 4
18 - Ignition Coil 4
19 - Fuel Injector 6
20 - Ignition Coil 6
I/P Components
1 - Headlamp Switch
2 - Instrument Panel Cluster (IPC)
3 - Inflatable Restraint Steering Wheel Module Coil
4 - Driver Information Center (DIC) Switch
5 - Ambient Light Sensor
6 - Inflatable Restraint Passenger Air Bag On/Off Indicator (Sedan w/o 9C1, 9C3)
7 - Radio
8 - Inflatable Restraint I/P Module
9 - I/P Trim Panel
10 - Heated Seat Switch - Passenger (KA1)
11 - HVAC Control Module
12 - Heated Seat Switch - Driver (KA1)
13 - Turn Signal/Multifunction Switch
Fuel Tank Components
1 - Fuel Tank
2 - Fuel Pump and Sender Assembly
3 - Fuel Tank Pressure (FTP) Sensor
4 - Evaporative Emission (EVAP) Canister Vent Solenoid
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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