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 MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 676 (ENGINE CONTROLS - 6.6L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS COMPONENT VIEWS
2006 Chevrolet Suburban C1500, 5.3 Z
Engine Controls Component Views
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Engine Controls Component Views
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| 1 | Engine Control Module (ECM) |
| 2 | Transmission Control Module (TCM) |
| Callout | Component Name |
|---|---|
| 1 | Fuel Injector 7 |
| 2 | Glow Plug 7 |
| 3 | Fuel Injector 5 |
| 4 | Glow Plug 5 |
| 5 | Fuel Injector 3 |
| 6 | Glow Plug 3 |
| 7 | Fuel Injector 1 |
| 8 | Glow Plug 1 |
| 9 | Camshaft Position (CMP) Sensor |
| 10 | Crankshaft Position (CKP) Sensor |
| 11 | Starter |
| 12 | Starter Solenoid |
| Callout | Component Name |
|---|---|
| 1 | Glow Plug 2 |
| 2 | Fuel Injector 2 |
| 3 | Fuel Injector 4 |
| 4 | Glow Plug 4 |
| 5 | Fuel Injector 6 |
| 6 | Glow Plug 6 |
| 7 | Fuel Injector 8 |
| 8 | Glow Plug 8 |
| 9 | Engine Oil Pressure (EOP) Sensor |
| 10 | Engine Oil Level Switch |
| Callout | Component Name |
|---|---|
| 1 | Fuel Heater |
| 2 | Fuel Filter |
| 3 | Water In Fuel (WIF) Sensor |
| 4 | Fuel Rail Pressure (FRP) Sensor |
| 5 | Glow Plug Control Module (GPCM) |
| 6 | Fuel Rail Temperature (FRT) Sensor |
| 7 | Fuel Pressure Regulator |
| 8 | Intake Air Temperature (IAT) Sensor 2 |
| 9 | Intake Air Heater (IAH) Module |
| 10 | Manifold Absolute Pressure (MAP) Sensor |
| 11 | Exhaust Gas Recirculation (EGR) Valve |
| Callout | Component Name |
|---|---|
| 1 | Engine Coolant Temperature (ECT) Sensor |
| Callout | Component Name |
|---|---|
| 1 | Turbocharger Vane Position Control Solenoid Valve |
| 2 | Turbocharger Vane Position Sensor |
| Callout | Component Name |
|---|---|
| 1 | Fuel Pump and Sender Assembly - Primary Connector (Gas)/Fuel Level Sensor - Primary Connector (Diesel) |
| 2 | Fuel Pump and Sender Assembly - Primary (Gas)/Fuel Level Sensor - Primary (Diesel) |
| Callout | Component Name |
|---|---|
| 1 | Fuel Pump and Sender Assembly - Secondary (Gas)/Fuel Level Sensor - Secondary (Diesel) |
| 2 | Fuel Pump (Diesel Only) |
| Callout | Component Name |
|---|---|
| 1 | Auxiliary Battery Relay w/TP2 |
| 2 | A/C Accumulator |
| 3 | A/C Low Pressure Switch |
| 4 | Inner Wheel Well |
| 5 | Coolant Level Switch Connector 6.6L and 8.1L |
| 6 | Mass Air Flow (MAF) Sensor |
| 7 | Air Cleaner Assembly |
| 8 | Engine Coolant Recovery Reservoir |
| 9 | Auxiliary Battery Relay Electrical Connector w/TP2 |
| Callout | Component Name |
|---|---|
| 1 | Accelerator Pedal Position (APP) Sensor Connector |
| 2 | Accelerator Pedal Position (APP) Sensor |
RENDER: 1.0x
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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.