13500114/8385 4-Pin SPST Multi-Purpose Relay — 4 Pack OE Numbers: 13500114, 8385; Replaces 12088567, 12135170, 12193606, 13502679, 15328866, 15393412, 19115080, 19115083, 19116057
Electrical: 12VDC, 35A load, 4 blade terminals, SPST (normally open)
Form Factor: Square push-in relay, gray housing
Typical Circuits: A/C compressor clutch, cooling fan, fuel pump, ignition, horn, starter control
Installation Location: Engine-compartment fuse/relay box (underhood); some models use interior/IP junction block
Package Qty: 4 pieces
Fitment Guidance: Match by OE #13500114/8385 and fuse-box cavity chart; compatible with many GM models/years
No-start/no-crank, A/C not engaging, cooling fan inoperative/overheating, fuel pump no prime, horn/accessories not working.
Bench test: apply 12V across control pins to confirm audible “click” before installation.
Disclaimer: This is a non-OEM replacement part. All vehicle names are used only with “Compatible with” fitment language.