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.
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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 941 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L (LMM) - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS COMPONENT VIEWS
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Engine Controls Component Views
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Engine Controls Component Views
WARNING: This page is about a different car, the 2007 GMC Savana Special, 2007 GMC Savana Camper Special, 2007 GMC Savana, and 2007 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| 1 | Fuel Injector 7 |
| 2 | C112 |
| 3 | Fuel Injector 5 |
| 4 | Fuel Injector 3 |
| 5 | Exhaust Gas Recirculation (EGR) Valve |
| 6 | Fuel Injector 1 |
| 7 | Generator |
| 8 | Intake Air (AI) Flow Valve |
| 9 | C108 |
| 10 | Camshaft Position (CMP) Sensor |
| 11 | Crankshaft Position (CKP) Sensor |
| 12 | G108 |
| 13 | G104 |
| 14 | Starter Motor |
| 15 | Glow Plug 1 |
| 16 | Glow Plug 3 |
| 17 | Glow Plug 5 |
| 18 | Glow Plug 7 |
| Callout | Component Name |
|---|---|
| 1 | C110 |
| 2 | C111 |
| 3 | Intake Air Temperature (IAT) Sensor 2 |
| 4 | Fuel Injector 4 |
| 5 | Glow Plug Control Module (GPCM) |
| 6 | Fuel Injector 6 |
| 7 | Fuel Injector 8 |
| 8 | Glow Plug 8 |
| 9 | Glow Plug 6 |
| 10 | Engine Oil Level Switch |
| 11 | Engine Oil Pressure (EOP) Sensor |
| 12 | G107 |
| 13 | G102 |
| 14 | G103 |
| 15 | Glow Plug 4 |
| 16 | Glow Plug 2 |
| 17 | Fuel Injector 2 |
| 18 | C101 |
| 19 | A/C Compressor |
| Callout | Component Name |
|---|---|
| 1 | C111 |
| 2 | Engine Coolant Temperature (ECT) Sensor 2 |
| 3 | Engine Coolant Temperature (ECT) Sensor 1 |
| 4 | Fuel Pressure Regulator |
| Callout | Component Name |
|---|---|
| 1 | Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) Sensor |
| 2 | Throttle Body |
| 3 | Intake Air (AI) Flow Valve |
| 4 | Intake Air Heater (IAH) Module |
| 5 | Manifold Absolute Pressure (MAP) Sensor |
| 6 | Turbocharger |
| 7 | Turbocharger Vane Position Control Solenoid Valve |
| 8 | Turbocharger Vane Position Sensor |
| 9 | Fuel Rail Temperature (FRT) Sensor |
| 10 | C111 |
| 11 | C110 |
| Callout | Component Name |
|---|---|
| 1 | Fuel Rail Pressure (FRP) Sensor |
| 2 | C112 |
| Callout | Component Name |
|---|---|
| 1 | Fender - Front Left |
| 2 | Electronic Control Module (ECM) |
| 3 | Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor |
| 4 | Air Cleaner Assembly |
| Callout | Component Name |
|---|---|
| 1 | Fuel Level Sensor Connector |
| 2 | Battery - Secondary |
| 3 | G305 |
| 4 | Coolant Heater - Fuel Pump (K08) |
| 5 | Coolant Heater (K08) |
| 6 | Fuel Pump Assembly |
| Callout | Component Name |
|---|---|
| 1 | DPF Differential Pressure Sensor |
| 2 | Engine Jumper Harness |
| 3 | Exhaust Gas Temperature (EGT) Sensor - 1 |
| 4 | Particulate Filter |
| 5 | Exhaust Gas Temperature (EGT) Sensor - 2 |
| Callout | Component Name |
|---|---|
| 1 | Accelerator Pedal Position (APP) Sensor |
| 2 | Accelerator Pedal |
| 3 | Brake Pedal |
| Callout | Component Name |
|---|---|
| 1 | Turn Signal/Multifunction Switch |
| 2 | Instrument Panel Cluster (IPC) |
| 3 | HVAC Control Assembly |
| 4 | Radio |
| 5 | Auxiliary Power Outlet 2 |
| 6 | Traction Control Switch (JL4) |
| 7 | Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator (Light Duty w/o YF7) |
| 8 | High Idle Switch (UF3) |
| 9 | Inflatable Restraint I/P Disable Switch (Heavy Duty) |
| 10 | Cigar Lighter (DT4)/Auxiliary Power Outlet 1 (w/o DT4) |
| 11 | Blower Motor Switch - Auxiliary (C36) |
| 12 | Tow/Haul Switch |
| 13 | Headlamp and Panel Dimmer Switch |
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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.