Buzzers, Relays & Timers
WARNING: This page is about a different car, the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
BUZZERS, RELAYS & TIMERS LOCATION
| Component | Location |
|---|---|
| A/C Relay | In underhood fuse block. |
| Auxiliary High Speed Blower Motor Relay | On left rear of passenger compartment, on auxiliary HVAC assembly. |
| Auxiliary Low Speed Blower Motor Relay | On left rear of passenger compartment, on auxiliary HVAC assembly. |
| Auxiliary Med Speed Blower Motor Relay | On left rear of passenger compartment, on auxiliary HVAC assembly. |
| AUXILIARY Relay | In body fuse block. |
| CARGO UNLK Relay | In body fuse block. |
| CTSY LP Relay | In body fuse block. |
| DOOR LKS Relay | In body fuse block. |
| DRV UNLK Relay | In body fuse block. |
| FUEL PUMP Relay | In underhood fuse block. |
| HDLP-HIBM Relay | In underhood fuse block. |
| HDLP-LOBM Relay | In underhood fuse block. |
| High Pressure Lock-Off Relay (CNG) | In underhood fuse block. |
| HORN Relay | In underhood fuse block. |
| Low Pressure Lock-Off Relay (CNG) | Near left side of fuel injector control module. |
| PARK LP Relay | In body fuse block. |
| PASS UNLK Relay | In body fuse block. |
| RR DEFOG Relay | In body fuse block. |
| SPARE Relay (2) | In underhood fuse block. |
| STARTER Relay | In underhood fuse block. |
| Trailer Stop/Turn Relay (Left/Right) | On left outer frame rail, near center of vehicle. |
| WIND RAP Relay | In body fuse block. |
| WPR Relay | In underhood fuse block. |