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.
2008 Pontiac Solstice L4-2.4LFACTORY OEM SERVICE PROCEDURE
Powertrain Component Views
Powertrain Component Views
Engine Components - Left Side (LE5 + MA5)
1 - Throttle Body
2 - Camshaft Position (CMP) Sensor 1 (Intake)
3 - Manual Transmission
4 - Vehicle Speed Sensor (VSS)
5 - Backup Lamp Switch
6 - Crankshaft Position (CKP) Sensor
7 - Engine Oil Pressure (EOP) Sensor
8 - Starter Motor
9 - Knock Sensor Pigtail Connector
10 - Generator
11 - Fuel Injector Rail
12 - Manifold Absolute Pressure (MAP) Sensor
Engine Components - Left Side (LE5 + M82)
1 - Throttle Body
2 - Manifold Absolute Pressure (MAP) Sensor
3 - Camshaft Position (CMP) Sensor 1 (Intake)
4 - Crankshaft Position (CKP) Sensor
5 - Engine Oil Pressure (EOP) Sensor
6 - Starter Motor
7 - Knock Sensor Pigtail Connector
8 - Generator
9 - Fuel Injector Rail
Engine Harness - Left Side (LE5)
1 - X160
2 - J104
3 - J108
4 - Engine Control Module
5 - Transmission Control Module (M82)
6 - Starter Motor
Engine Harness - Right Side (LE5)
1 - J107
2 - J106
3 - J108
4 - Fuse Block Bracket
5 - X100
6 - Fuse Block - Underhood
7 - Engine Coolant Temperature (ECT) Sensor
8 - Camshaft Position (CMP) Actuator Solenoid - Exhaust
9 - G103
10 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Engine Components - Top (LE5)
1 - X160
2 - Fuel Rail
3 - Fuel Injector 1
4 - Fuel Injector 2
5 - Fuel Injector 3
6 - Fuel Injector 4
7 - X100
8 - Fuse Block - Underhood X1
Engine Components - Top Left (LE5)
1 - Ignition Coil 4
2 - Ignition Coil 3
3 - Ignition Coil 2
4 - Camshaft Position (CMP) Actuator Solenoid - Intake
5 - Camshaft Position (CMP) Actuator Solenoid - Exhaust
6 - Ignition Coil 1
7 - G104
8 - Engine Harness
9 - Engine Block Heater Connector
10 - Heated Oxygen Sensor (HO2S) 1
11 - Heated Oxygen Sensor (HO2S) 2
12 - Engine Coolant Temperature (ECT) Sensor
13 - Camshaft Position (CMP) Sensor 2 (Exhaust)
14 - G103
15 - Camshaft Position (CMP) Sensor 1 (Intake)
16 - Evaporative Emission (EVAP) Canister Purge Solenoid
Engine Electrical Components
1 - G103
2 - G104
3 - Battery Cable - Positive
4 - Battery Cable - Negative
5 - Engine Harness
6 - Fuse Block - Underhood
7 - G106
8 - Battery
9 - Starter Motor
10 - Generator
11 - Fuse Block - Underhood
Left Side of Engine Compartment (LNF)
1 - Fuel Pressure Sensor
2 - Intake Air Pressure and Temperature Sensor
3 - Brake Fluid Level Switch
Left Side of Engine (2 of 2)(LNF)
1 - Ignition Coil 1
2 - Ignition Coil 2
3 - Ignition Coil 3
4 - Ignition Coil 4
5 - High Pressure Fuel Pump
6 - Fuel Injector 1
7 - Fuel Injector 2
8 - Fuel Injector 3
9 - Fuel Injector 4
10 - Manifold Absolute Pressure (MAP) Sensor
11 - Engine Oil Pressure (EOP) Switch
12 - Crankshaft Position (CKP) Sensor
13 - Knock Sensor (KS) 2
14 - Starter Motor
15 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve
16 - Camshaft Position (CMP) Actuator Solenoid - Exhaust
17 - Camshaft Position (CMP) Actuator Solenoid - Intake
Left Side of Engine (LNF)
1 - Manifold Absolute Pressure (MAP) Sensor
2 - Throttle Body
3 - Starter Motor
4 - A/C Compressor
5 - Generator
6 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Right Side of Engine (LNF)
1 - Turbocharger
2 - Turbocharger Wastegate Solenoid
3 - Heated Oxygen Sensor (HO2S) 2
4 - Heated Oxygen Sensor (HO2S) 1
5 - Engine Coolant Temperature (ECT) Sensor
6 - Camshaft Position (CMP) Sensor - Exhaust
Engine Harness Routing Views 1 of 2 (LNF)
1 - Fuse Block-Underhood
2 - X162
3 - Transmission Control Module (TCM) (M82)
4 - Engine Control Module (ECM) Bracket
5 - J137
6 - J142
8 - J120
9 - Engine Harness
Engine Harness Routing Views 2 of 2 (LNF)
1 - J123
2 - J124
3 - Engine Harness
4 - J121
5 - X100
6 - Fuse Block - Underhood
7 - G103
8 - J140
9 - J107
10 - X101 (M82)
11 - Automatic Transmission (M82)
Control Module Location
1 - Engine Control Module (ECM)
2 - Engine Control Module (ECM) Bracket Bolt
3 - Engine Control Module (ECM) Bracket
4 - Transmission Control Module (TCM) Bolt
5 - Transmission Control Module (TCM)
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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