Fuel Pump Relay Connector for 1988-1995 Chevrolet C1500 & More - Standard Ignition S-742

$63.99
WARNING:California Proposition 65▾
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742 - view 2
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742 - view 3
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742 - view 2
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector S-742 - view 3
MPN: S-742
Item Package Quantity: 1
$63.99
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Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector P/N:S-742
Standard Ignition A/C Compressor Connector,Fuel Pump Relay Connector,Horn Relay Connector P/N:S-742
$63.99
$63.99

Replace a worn or damaged relay connector with the Standard Ignition A/C Compressor Clutch Relay Connector, part number S-742, a factory-assembled unit cataloged for the auxiliary position. It fits many vehicles, among them the 1988-1995 Chevrolet C1500, 1988-1995 Chevrolet K1500 and 1995 Chevrolet Tahoe. See the Buyer's Guide tab for the full list and engine details. It is filed in the relay category and is also listed as a fuel pump relay connector and a horn relay connector.

  • Made to OE standards: made to exact OE standards in facilities certified to TS16949 and ISO9001, and designed for specific vehicle applications.
  • Checked throughout production: each connector goes through quality checks and rigorous testing at every stage of manufacturing.
  • Factory-assembled: arrives assembled, with wire connectors and extended lead wires included where applicable. It is intended to make installation simpler, without specialized tools.

A connector in the relay circuit may need replacing if it shows corroded, loose or heat-damaged terminals or a cracked housing, or if the circuit it serves works only intermittently. Diagnose the circuit first. If a damaged connector is the cause, this part replaces it.

Interchange: PT5671 · 640 · EC191 · 12085501 · 15306002

This part cross-references / interchanges with the following part numbers:

PT5671, 640, EC191, 12085501, 15306002

Frequently Asked Questions

What does the Standard Ignition S-742 do?

It is a replacement connector for the A/C compressor clutch relay circuit, cataloged for the auxiliary position. It is also listed as a fuel pump relay connector and a horn relay connector.

Does this connector fit the Tahoe relay on a 1995 Chevrolet Tahoe?

Yes. The 1995 Chevrolet Tahoe is one of the listed applications for the S-742 connector.

Will it fit a 1988-1995 Chevrolet C1500 or K1500?

Yes. Both the 1988-1995 Chevrolet C1500 and the 1988-1995 Chevrolet K1500 are listed applications. The Buyer's Guide tab shows the full fitment chart.

What comes with the connector?

It arrives factory-assembled, with wire connectors and extended lead wires included where applicable. It is designed to install without specialized tools.

What are signs a relay connector may need replacing?

Signs include corroded, loose or heat-damaged terminals, a cracked housing, or a circuit that works only intermittently. Diagnose the circuit before replacing the connector.

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