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 DIAGNOSISHEATING AND AIR CONDITIONINGBLOWER MOTOR RELAYLOCATIONS
2008 Chevrolet Express 2500 V8-4.8L
Blower Motor Relay: Locations
2008 Chevrolet Express 2500 V8-4.8LSECTION Locations
Luggage Compartment/Rear of Vehicle Component Views
Left Rear of Cargo Compartment
1 - Inflatable Restraint Side Impact Sensor (SIS) - Left Rear (Passenger +ASF)
2 - Air Temperature Actuator - Auxiliary (C69)
3 - Blower Motor Resistor Assembly - Auxiliary (C36/C69)
4 - HVAC Module - Auxiliary (C69)
5 - High Speed Blower Motor Relay
6 - Medium Speed Blower Motor Relay
7 - Low Speed Blower Motor Relay
8 - Mode Actuator - Auxiliary (C69)
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.