Standard Ignition S-1501 Suspension Self-Leveling Wiring Harness Connector

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Standard Ignition S-1501 Suspension Self-Leveling Wiring Harness Connector

Brand	Standard Ignition S-1501
Connector Gender	Male
Connector Shape	Rectangular
Contents	Includes Butt Splices
Terminal Gender	Female
Terminal Type	Blade
Fits	Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saturn, Buick, and Oldsmobile · 270 vehicles

OE direct replacement. Designed to fix common failure issues when original equipment fails.

High-grade materials. Built for peak conductivity and reliable electrical connections.

Includes butt splices. Ready for a secure wiring repair with blade terminals.

Cross-references FEL-PRO 1216, 1P1848 and 15306350 for the same application. See all 7.

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Suspension Self-Leveling Wiring Harness Connector

Standard Ignition S-1501 is a suspension self-leveling wiring harness connector built for direct electrical repair on GM and related applications. It uses high-grade materials to support strong conductivity and secure terminal contact, helping restore reliable signal transfer in suspension-related wiring.

Compatible With Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500 applications that use an 8-terminal female connector with a rectangular male interface.

Key Features

Male rectangular connector with 8 female blade terminals
Includes butt splices for harness repair work
Built for suspension self-leveling wiring harness service
Constructed with materials selected for consistent conductivity
Standard Ignition S-1501 replacement connector for electrical repair

Detailed Description

Standard Ignition S-1501 is a suspension electrical connector designed to restore a damaged or failed harness connection without replacing the entire wiring assembly. The connector configuration includes a rectangular housing, male connector gender, female blade terminals, and an 8-wire layout, making it suitable for vehicles that use this specific suspension self-leveling interface. This part cross-references FEL-PRO 1216 for the same application.

Common vehicle coverage includes Fits 2007-2009 Cadillac Escalade, N/A; Fits 2007-2009 Chevrolet Silverado 1500, N/A; and Fits 2007-2009 GMC Sierra 1500, N/A. It also appears in broader coverage for Cadillac, Chevrolet, GMC, Hummer, Buick, Pontiac, Saturn, and Oldsmobile models listed in the fitment data. Standard Ignition S-1501 is a practical choice when the original connector housing, terminals, or harness end has failed.

What It Helps Fix

Broken or heat-damaged suspension wiring connector housings
Corroded or loose terminal contact at the harness end
Intermittent electrical connection in self-leveling suspension circuits
Failed connector repair on GM truck and SUV suspension wiring
Harness damage at the connector interface after service or wear

Installation Notes and Tips

Match the connector shape, terminal count, and terminal gender before installation. Verify the vehicle uses an 8-terminal female blade configuration and compare the existing connector to the part photos and fitment notes, including black and gray connector variants where listed. Use proper splice and terminal repair practices to maintain a secure electrical connection.

Quality Assurance

Standard Ignition develops pigtails and sockets for electrical repair work using materials selected to support dependable conductivity and accurate terminal engagement. The S-1501 reflects that repair-focused approach for suspension wiring service.

This part fits 270 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Submodel	Position	Notes
2009	Cadillac	Escalade	—	N/A	Black and Gray; 8 Term. Female
2009	Cadillac	Escalade	—	N/A	—
2009	Cadillac	Escalade ESV	—	N/A	Black and Gray; 8 Term. Female
2009	Cadillac	Escalade ESV	—	N/A	—
2009	Cadillac	Escalade EXT	—	N/A	Black and Gray; 8 Term. Female
2009	Cadillac	Escalade EXT	—	N/A	—
2009	Chevrolet	Avalanche	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Avalanche	—	N/A	—
2009	Chevrolet	Silverado 1500	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Silverado 1500	—	N/A	—
2009	Chevrolet	Silverado 2500	—	N/A	—
2009	Chevrolet	Silverado 2500 HD	—	N/A	—
2009	Chevrolet	Silverado 3500	—	N/A	—
2009	Chevrolet	Silverado 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Silverado 3500 HD	—	N/A	—
2009	Chevrolet	Suburban 1500	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Suburban 1500	—	N/A	—
2009	Chevrolet	Suburban 2500	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Suburban 2500	—	N/A	—
2009	Chevrolet	Tahoe	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Tahoe	—	N/A	—
2009	Chevrolet	Trailblazer	—	N/A	Black and Gray; 8 Term. Female
2009	Chevrolet	Trailblazer	—	N/A	—
2009	GMC	Envoy	—	N/A	Black and Gray; 8 Term. Female
2009	GMC	Envoy	—	N/A	—
2009	GMC	Sierra	—	N/A	—
2009	GMC	Sierra 1500	—	N/A	Black and Gray; 8 Term. Female
2009	GMC	Sierra 1500	—	N/A	—
2009	GMC	Sierra 2500 HD	—	N/A	Black and Gray; 8 Term. Female
2009	GMC	Sierra 2500 HD	—	N/A	—
2009	GMC	Sierra 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2009	GMC	Sierra 3500 HD	—	N/A	—
2009	GMC	Yukon	—	N/A	—
2009	GMC	Yukon XL 1500	—	N/A	—
2009	GMC	Yukon XL 2500	—	N/A	—
2009	Hummer	H2	—	N/A	—
2009	Hummer	H3	—	N/A	—
2009	Hummer	H3T	—	N/A	—
2008	Cadillac	Escalade	—	N/A	Black and Gray; 8 Term. Female
2008	Cadillac	Escalade	—	N/A	—
2008	Cadillac	Escalade ESV	—	N/A	Black and Gray; 8 Term. Female
2008	Cadillac	Escalade ESV	—	N/A	—
2008	Cadillac	Escalade EXT	—	N/A	Black and Gray; 8 Term. Female
2008	Cadillac	Escalade EXT	—	N/A	—
2008	Chevrolet	Avalanche	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Avalanche	—	N/A	—
2008	Chevrolet	Silverado 1500	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Silverado 1500	—	N/A	—
2008	Chevrolet	Silverado 2500	—	N/A	—
2008	Chevrolet	Silverado 2500 HD	—	N/A	—
2008	Chevrolet	Silverado 3500	—	N/A	—
2008	Chevrolet	Silverado 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Silverado 3500 HD	—	N/A	—
2008	Chevrolet	Suburban 1500	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Suburban 1500	—	N/A	—
2008	Chevrolet	Suburban 2500	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Suburban 2500	—	N/A	—
2008	Chevrolet	Tahoe	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Tahoe	—	N/A	—
2008	Chevrolet	Trailblazer	—	N/A	Black and Gray; 8 Term. Female
2008	Chevrolet	Trailblazer	—	N/A	—
2008	GMC	Envoy	—	N/A	Black and Gray; 8 Term. Female
2008	GMC	Envoy	—	N/A	—
2008	GMC	Sierra	—	N/A	—
2008	GMC	Sierra 1500	—	N/A	Black and Gray; 8 Term. Female
2008	GMC	Sierra 1500	—	N/A	—
2008	GMC	Sierra 2500 HD	—	N/A	Black and Gray; 8 Term. Female
2008	GMC	Sierra 2500 HD	—	N/A	—
2008	GMC	Sierra 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2008	GMC	Sierra 3500 HD	—	N/A	—
2008	GMC	Yukon	—	N/A	—
2008	GMC	Yukon XL 1500	—	N/A	—
2008	GMC	Yukon XL 2500	—	N/A	—
2008	Hummer	H3	—	N/A	—
2008	Pontiac	Solstice	—	N/A	Black and Gray; 8 Term. Female
2008	Saturn	Sky	—	N/A	Black and Gray; 8 Term. Female
2007	Buick	Rainier	—	N/A	Black and Gray; 8 Term. Female
2007	Buick	Rainier	—	N/A	—
2007	Buick	Rendezvous	—	N/A	Black and Gray; 8 Term. Female
2007	Buick	Rendezvous	—	N/A	—
2007	Cadillac	DTS	—	N/A	Black and Gray; 8 Term. Female
2007	Cadillac	Escalade	—	N/A	Black and Gray; 8 Term. Female
2007	Cadillac	Escalade	—	N/A	—
2007	Cadillac	Escalade ESV	—	N/A	Black and Gray; 8 Term. Female
2007	Cadillac	Escalade ESV	—	N/A	—
2007	Cadillac	Escalade EXT	—	N/A	Black and Gray; 8 Term. Female
2007	Cadillac	Escalade EXT	—	N/A	—
2007	Chevrolet	Avalanche	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Silverado 1500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Silverado 1500	—	N/A	—
2007	Chevrolet	Silverado 1500 HD Classic	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Silverado 1500 HD Classic	—	N/A	—
2007	Chevrolet	Silverado 2500	—	N/A	—
2007	Chevrolet	Silverado 2500 HD	—	N/A	—
2007	Chevrolet	Silverado 3500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Silverado 3500	—	N/A	—
2007	Chevrolet	Silverado 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Silverado 3500 HD	—	N/A	—
2007	Chevrolet	Suburban 1500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Suburban 1500	—	N/A	—
2007	Chevrolet	Suburban 2500	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Suburban 2500	—	N/A	—
2007	Chevrolet	Tahoe	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Tahoe	—	N/A	—
2007	Chevrolet	Trailblazer	—	N/A	Black and Gray; 8 Term. Female
2007	Chevrolet	Trailblazer	—	N/A	—
2007	GMC	Envoy	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Envoy	—	N/A	—
2007	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra	—	N/A	—
2007	GMC	Sierra 1500	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra 1500	—	N/A	—
2007	GMC	Sierra 1500 HD Classic	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra 1500 HD Classic	—	N/A	—
2007	GMC	Sierra 2500 HD	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra 2500 HD	—	N/A	—
2007	GMC	Sierra 3500 Classic	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra 3500 Classic	—	N/A	—
2007	GMC	Sierra 3500 HD	—	N/A	Black and Gray; 8 Term. Female
2007	GMC	Sierra 3500 HD	—	N/A	—
2007	GMC	Yukon	—	N/A	—
2007	GMC	Yukon XL 1500	—	N/A	—
2007	GMC	Yukon XL 2500	—	N/A	—
2007	Hummer	H2	—	N/A	Black and Gray; 8 Term. Female
2007	Hummer	H3	—	N/A	—
2007	Pontiac	Solstice	—	N/A	—
2007	Saturn	Sky	—	N/A	Black and Gray; 8 Term. Female
2006	Buick	Rainier	—	N/A	Black and Gray; 8 Term. Female
2006	Buick	Rainier	—	N/A	—
2006	Buick	Rendezvous	—	N/A	Black and Gray; 8 Term. Female
2006	Cadillac	Escalade	—	N/A	—
2006	Cadillac	Escalade ESV	—	N/A	—
2006	Cadillac	Escalade EXT	—	N/A	—
2006	Chevrolet	Avalanche 1500	—	N/A	—
2006	Chevrolet	Avalanche 2500	—	N/A	—
2006	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	Silverado 1500	—	N/A	—
2006	Chevrolet	Silverado 1500 HD	—	N/A	—
2006	Chevrolet	Silverado 2500	—	N/A	—
2006	Chevrolet	Silverado 2500 HD	—	N/A	—
2006	Chevrolet	Silverado 3500	—	N/A	—
2006	Chevrolet	SSR	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	SSR	—	N/A	—
2006	Chevrolet	Suburban 1500	—	N/A	—
2006	Chevrolet	Tahoe	—	N/A	—
2006	Chevrolet	Trailblazer	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	Trailblazer	—	N/A	—
2006	Chevrolet	Trailblazer EXT	—	N/A	Black and Gray; 8 Term. Female
2006	Chevrolet	Trailblazer EXT	—	N/A	—
2006	GMC	Envoy	—	N/A	Black and Gray; 8 Term. Female
2006	GMC	Envoy	—	N/A	—
2006	GMC	Envoy XL	—	N/A	Black and Gray; 8 Term. Female
2006	GMC	Envoy XL	—	N/A	—
2006	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2006	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2006	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
2006	GMC	Sierra 1500	—	N/A	—
2006	GMC	Sierra 1500 HD	—	N/A	—
2006	GMC	Sierra 2500 HD	—	N/A	—
2006	GMC	Sierra 3500	—	N/A	—
2006	GMC	Yukon	—	N/A	—
2006	GMC	Yukon	Denali	N/A	—
2006	Hummer	H2	—	N/A	—
2006	Hummer	H3	—	N/A	—
2006	Pontiac	Solstice	—	N/A	—
2005	Buick	Rainier	—	N/A	—
2005	Buick	Rendezvous	—	N/A	—
2005	Cadillac	DeVille	—	N/A	—
2005	Cadillac	Escalade	—	N/A	—
2005	Cadillac	Escalade ESV	—	N/A	—
2005	Cadillac	Escalade EXT	—	N/A	—
2005	Chevrolet	Avalanche 1500	—	N/A	—
2005	Chevrolet	Avalanche 2500	—	N/A	—
2005	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2005	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2005	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2005	Chevrolet	SSR	—	N/A	—
2005	Chevrolet	Suburban 1500	—	N/A	—
2005	Chevrolet	Suburban 2500	—	N/A	—
2005	Chevrolet	Tahoe	—	N/A	—
2005	Chevrolet	Trailblazer	—	N/A	—
2005	Chevrolet	Trailblazer EXT	—	N/A	—
2005	GMC	Envoy	—	N/A	—
2005	GMC	Envoy XL	—	N/A	—
2005	GMC	Envoy XUV	—	N/A	—
2005	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2005	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2005	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
2005	GMC	Yukon	—	N/A	—
2005	GMC	Yukon	Denali	N/A	—
2005	Hummer	H2	—	N/A	—
2005	Pontiac	Aztek	—	N/A	—
2004	Buick	Rainier	—	N/A	—
2004	Buick	Rendezvous	—	N/A	—
2004	Cadillac	DeVille	—	N/A	—
2004	Cadillac	Escalade	—	N/A	—
2004	Cadillac	Escalade ESV	—	N/A	—
2004	Cadillac	Escalade EXT	—	N/A	—
2004	Chevrolet	Avalanche 1500	—	N/A	—
2004	Chevrolet	Avalanche 2500	—	N/A	—
2004	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2004	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2004	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2004	Chevrolet	SSR	—	N/A	—
2004	Chevrolet	Suburban 1500	—	N/A	—
2004	Chevrolet	Suburban 2500	—	N/A	—
2004	Chevrolet	Tahoe	—	N/A	—
2004	Chevrolet	Trailblazer	—	N/A	Black and Gray; 8 Term. Female
2004	Chevrolet	Trailblazer	—	N/A	—
2004	Chevrolet	Trailblazer EXT	—	N/A	Black and Gray; 8 Term. Female
2004	Chevrolet	Trailblazer EXT	—	N/A	—
2004	GMC	Envoy	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Envoy	—	N/A	—
2004	GMC	Envoy XL	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Envoy XL	—	N/A	—
2004	GMC	Envoy XUV	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Envoy XUV	—	N/A	—
2004	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
2004	GMC	Yukon	—	N/A	—
2004	GMC	Yukon	Denali	N/A	—
2004	Hummer	H2	—	N/A	—
2004	Oldsmobile	Bravada	—	N/A	—
2004	Pontiac	Aztek	—	N/A	—
2003	Buick	Rendezvous	—	N/A	—
2003	Cadillac	Escalade	—	N/A	—
2003	Cadillac	Escalade ESV	—	N/A	—
2003	Cadillac	Escalade EXT	—	N/A	—
2003	Chevrolet	Avalanche 1500	—	N/A	—
2003	Chevrolet	Avalanche 2500	—	N/A	—
2003	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2003	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2003	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2003	Chevrolet	Suburban 1500	—	N/A	—
2003	Chevrolet	Suburban 2500	—	N/A	—
2003	Chevrolet	Tahoe	—	N/A	—
2003	Chevrolet	Trailblazer	—	N/A	—
2003	Chevrolet	Trailblazer EXT	—	N/A	—
2003	GMC	Envoy	—	N/A	—
2003	GMC	Envoy XL	—	N/A	—
2003	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2003	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2003	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
2003	GMC	Yukon	—	N/A	—
2003	GMC	Yukon	Denali	N/A	—
2003	GMC	Yukon XL 1500	—	N/A	—
2003	GMC	Yukon XL 1500	Denali	N/A	—
2003	GMC	Yukon XL 2500	—	N/A	—
2003	Hummer	H2	—	N/A	—
2003	Oldsmobile	Bravada	—	N/A	—
2003	Pontiac	Aztek	—	N/A	—
2002	Chevrolet	Trailblazer	—	N/A	—
2002	Chevrolet	Trailblazer EXT	—	N/A	—
2002	GMC	Envoy	—	N/A	—
2002	GMC	Envoy XL	—	N/A	—
2002	Oldsmobile	Bravada	—	N/A	—
2000	Chevrolet	Express 1500	—	N/A	Black and Gray; 8 Term. Female
2000	Chevrolet	Express 2500	—	N/A	Black and Gray; 8 Term. Female
2000	Chevrolet	Express 3500	—	N/A	Black and Gray; 8 Term. Female
2000	GMC	Savana 1500	—	N/A	Black and Gray; 8 Term. Female
2000	GMC	Savana 2500	—	N/A	Black and Gray; 8 Term. Female
2000	GMC	Savana 3500	—	N/A	Black and Gray; 8 Term. Female
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Directly replaces or cross-references 7 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

FEL-PRO — 12161P18481530635068040486AA88986254EC998PT999