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 MANUALSCHEVROLET1998CHEVY VAN G2500, VAN CARGO, 5.0 MREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORBUZZERS, RELAYS & TIMERS
1998 Chevrolet Chevy Van G2500, Van Cargo, 5.0 M
Buzzers, Relays & Timers
1998 Chevrolet Chevy Van G2500, Van Cargo, 5.0 MSECTION Buzzers, Relays & Timers
BUZZERS, RELAYS & TIMERS LOCATION
| Component | Location |
|---|---|
| A/C Compressor Enable Relay | On left side of engine compartment, in underhood fuse/relay center. |
| Auxiliary Blower Motor High Speed Relay | Left rear of interior cabin, behind rear wheel house. |
| Auxiliary Blower Motor Low Speed Relay | Left rear of interior cabin, behind rear wheel house. |
| Auxiliary Blower Motor Medium Speed Relay | Left rear of interior cabin, behind rear wheel house. |
| Blower Motor Resistor/Relay | At HVAC control panel. |
| Daytime Running Lamp (DRL) Relay | Under left side of dash, on lower center portion of convenience center. |
| Fuel Pump Relay (4.3L VIN W) | On left side of engine compartment, in underhood fuse/relay center. See Figure . |
| Fuel Pump Relay (5.0L VIN M & 5.7L VIN R) | On left side of engine compartment, in underhood fuse/relay center. See Figure . |
| Fuel Pump Relay (6.5L VIN F) | On left side of engine compartment, in underhood fuse/relay center. |
| Fuel Pump Relay (7.4L VIN J) | On left side of engine compartment, in underhood fuse/relay center. See Figure . |
| Glow Plug Relay (6.5L VIN F) | On top right side of engine. See Figure . |
| Horn Relay | On left side of engine compartment, in underhood fuse/relay center. |
| P/B Booster Fluid Flow Alarm | Under left side of dash. |
| Power Door Lock Relay | Behind right center of dash. |
| Secondary Air Injection Reaction (AIR) Pump Relay (7.4L VIN J) | On left side of engine compartment, in underhood fuse/relay center. |
| Starter Relay | On left side of engine compartment, in underhood fuse/relay center. |
| Turn/Hazard Lamp Flasher | Behind dash, on dash relay center. |
| Upfitter Provision Relay | Behind left "B" pillar trim. |
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.