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.
2005 Chevrolet Uplander LSFACTORY OEM SERVICE PROCEDURE
Engine Controls Component Views
| Callout | Component Name |
|---|---|
| 1 | Manifold Absolute Pressure (MAP) Sensor |
| 2 | Throttle Actuator Control (TAC) Module |
| 3 | Fuel Injector 6 |
| 4 | Fuel Injector 4 |
| 5 | S142 |
| 6 | Fuel Injector 2 |
| 7 | Camshaft Position (CMP) Sensor |
| 8 | C102 Engine Harness to Fuel Injector Harness |
| 9 | S140 |
| 10 | Fuel Injector 1 |
| 11 | Fuel Injector 3 |
| 12 | Fuel Injector 5 |
| Callout | Component Name |
|---|---|
| 1 | Manifold Absolute Pressure (MAP) Sensor |
| 2 | Secondary Air Injection (AIR) Solenoid (If Equipped) |
| 3 | Exhaust Gas Recirculation (EGR) Valve |
| 4 | Evaporative Emission (EVAP) Canister Purge Solenoid Valve |
| 5 | Engine Coolant Temperature (ECT) Sensor |
| 6 | Powertrain Control Module (PCM) |
| 7 | Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor |
| Callout | Component Name |
|---|---|
| 1 | Ignition Control Module (ICM) |
| 2 | Knock Sensor (KS) Bank 1 |
| 3 | Crankshaft Position (CKP) Sensor |
| 4 | Heated Oxygen Sensor (HO2S) 1 |
| Callout | Component Name |
|---|---|
| 1 | Knock Sensor (KS) Bank 2 |
| 2 | Engine Oil Pressure (EOP) Switch |
| 3 | Starter Motor Solenoid |
| 4 | Starter Motor |
| Callout | Component Name |
|---|---|
| 1 | Body Control Module (BCM) |
| 2 | G201 |
| 3 | Brake Pedal Position Sensor |
| 4 | Accelerator Pedal Position (APP) Sensor |
| 5 | Data Link Connector (DLC) |
| 6 | Body Harness |
| 7 | Park Brake Switch |
| 8 | BCM - C2 |
| 9 | BCM - C1 |
| 10 | BCM - C3 (Steering Column Harness) |
| Callout | Component Name |
|---|---|
| 1 | Heated Oxygen Sensor (HO2S) 1 |
| 2 | Catalytic Converter |
| 3 | Heated Oxygen Sensor (HO2S) 2 |
| Callout | Component Name |
|---|---|
| 1 | Evaporative Emission (EVAP) Canister |
| 2 | Evaporative Emission (EVAP) Canister Vent Solenoid Valve |
| 3 | Fuel Tank |
| 4 | Fuel Pump and Sender Assembly |
| 5 | Fuel Tank Pressure (FTP) Sensor |
| 6 | C305 Fuel Tank Harness to Body Harness |
| 7 | S371 |
| Callout | Component Name |
|---|---|
| 1 | Fuel Tank |
| 2 | Evaporative Emission (EVAP) Canister |
| 3 | Evaporative Emission (EVAP) Canister Vent Solenoid Valve |
| 4 | Fuel Tank Pressure (FTP) Sensor |
| 5 | Fuel Pump and Sender Assembly |
| 6 | C305 Fuel Tank Harness to Body Harness |
| 7 | S371 |
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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