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 MANUALSCHEVROLET2008EXPRESS 2500 V8-4.8LREPAIR AND DIAGNOSISLOCATIONSCOMPONENT LOCATIONSFRONT OF VEHICLE/ENGINE COMPARTMENT COMPONENT VIEWS
2008 Chevrolet Express 2500 V8-4.8L
Front of Vehicle/Engine Compartment Component Views
2008 Chevrolet Express 2500 V8-4.8LSECTION Front of Vehicle/Engine Compartment Component Views
Front of Vehicle/Engine Compartment Component Views
Front Exterior Lighting (Base)
1 - Headlamp - Right (Sealed)
2 - Park/Turn Signal Lamp - Right Front
3 - Marker Lamp - Right Front
4 - Headlamp - Left (Sealed)
5 - Marker Lamp - Left Front
6 - Park/Turn Signal Lamp - Left Front
Engine Compartment
1 - Vacuum Pump (6.6L)
2 - Battery
3 - Transmission Control Module (TCM)
4 - Blower Motor Resistor Assembly
5 - Blower Motor
6 - Cruise Control Module (LU3)/Throttle Actuator Control (TAC) Module (-LU3)
7 - Brake Fluid Level Switch
8 - Engine Control Module (ECM)
9 - Fuse Block - Underhood
Front Exterior Lighting (Uplevel)
1 - Headlamp - Low Beam - Right (Composite)
2 - Headlamp - High Beam - Right (Composite)
3 - Park/Turn Signal Lamp - Right Front
4 - Marker Lamp - Right Front
5 - Headlamp - High Beam - Left (Composite)
6 - Headlamp - Low Beam - Left (Composite)
7 - Marker Lamp - Left Front
8 - Park/Turn Signal Lamp - Left Front
Front of Engine Compartment
1 - Windshield Washer Solvent Container
2 - A/C Refrigerant Pressure Sensor
3 - Windshield Wiper Motor
4 - Coolant Level Switch
5 - Coolant Surge Tank
6 - A/C Low Pressure Switch
7 - A/C Accumulator
8 - Cooling Fan
9 - Inflatable Restraint Front End Sensor
10 - Dual Horn Assembly
11 - Windshield Washer Fluid Pump
Engine Compartment
1 - Vacuum Pump (6.6L)
2 - Battery
3 - Transmission Control Module (TCM)
4 - Blower Motor Resistor Assembly
5 - Blower Motor
6 - Cruise Control Module (LU3)/Throttle Actuator Control (TAC) Module (-LU3)
7 - Brake Fluid Level Switch
8 - Engine Control Module (ECM)
9 - Fuse Block - Underhood
Power Brake (PB) Booster Fluid Alarm Switches
Harness Routing (UJ1)
Power Brake (PB) Booster Fluid Alarm SwitchesHarness Routing (UJ1):
1 - Power Brake (PB) Booster Fluid Pressure Alarm Switch Connector
2 - C141
3 - Power Brake (PB) Booster Fluid Flow Alarm Switch - C1, C2
LF Frame (With RPO Code JL4)
LH Frame (JL4):
1 - Master Cylinder Reservoir
2 - Precharge Pump
3 - Frame
RR of the Engine Compartment
1 - Antenna
2 - Lower Cow
RENDER: 1.0x
NO RELATED
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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.