Standard Ignition S-1266 Secondary Air Injection Relay Connector

Brand Standard Ignition S-1266
Connector Gender Male
Contents Includes Butt Splices
Harness Length - inches 16"
Terminal Gender Female
Terminal Type Pin Socket
Fits Buick, Chevrolet, GMC, Hummer, Saab, Pontiac, and Saturn · 63 vehicles

OE-style replacement. Designed to fix common failure issues in electrical connectors.

High-grade materials. Built for strong conductivity and reliable connections.

Includes butt splices. Ready for a secure electrical repair.

Cross-references 19166999, EC763 and PT13420 for the same application. See all 3.

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Secondary Air Injection Relay Connector Overview

Standard Ignition S-1266 is a secondary air injection relay connector built for emission control electrical repairs. It uses a 6-terminal female pin socket layout with a male connector body and a 16-inch harness, making it a direct repair solution for damaged relay wiring on select GM and Saab applications.

Standard Ignition S-1266 is engineered with high-grade materials to support strong conductivity and consistent electrical contact. It is a practical choice when the original connector is heat-damaged, corroded, or no longer locks securely.

Key Features

  • Secondary air injection relay connector for emission control electrical repair
  • Male connector body with female pin socket terminals
  • 6-terminal, 6-wire configuration
  • 16-inch harness length for repair and splice work
  • Includes butt splices
  • Standard Ignition S-1266 for direct reference and ordering

Detailed Description

This connector is designed for vehicles that use a secondary air injection relay circuit and need a replacement for a failed or damaged connector end. Standard Ignition focuses on repair connectors and pigtails that restore electrical continuity where the original part has failed from heat, corrosion, or terminal wear. The S-1266 is a fitment-based repair part for applications including 2005-2009 Buick LaCrosse, 2007-2010 Chevrolet Impala, 2006-2009 Chevrolet Trailblazer, and related GM platforms, along with Saab 9-7x coverage. This part cross-references AC Delco (e.g., 19166999, EC763) for the same application.

Vehicle Fitment

  • Fits 2008-2010 Buick Lucerne, N/A
  • Fits 2007-2010 Chevrolet Impala, N/A
  • Fits 2005-2009 Buick LaCrosse, N/A
  • Fits 2007-2009 Chevrolet Colorado, N/A
  • Fits 2006-2009 Chevrolet Trailblazer, N/A
  • Fits 2007-2009 GMC Canyon, N/A
  • Fits 2006-2009 GMC Envoy, N/A
  • Fits 2007-2009 Hummer H3, N/A
  • Fits 2006-2009 Saab 9-7x, N/A
  • Fits 2005-2008 Buick Allure, N/A
  • Fits 2006-2008 Chevrolet Cobalt, N/A
  • Fits 2007-2008 Pontiac G5, N/A
  • Fits 2005-2008 Pontiac Grand Prix, N/A
  • Fits 2006-2007 Buick Rainier, N/A
  • Fits 2007 Chevrolet Monte Carlo, N/A
  • Fits 2006-2007 Saturn Ion, N/A
  • Fits 2006 Chevrolet Trailblazer EXT, N/A
  • Fits 2006 GMC Envoy XL, N/A
  • Fits 2006 Pontiac Pursuit, N/A

Common Repair Uses

  • Repairing a melted or brittle secondary air injection relay connector
  • Restoring electrical contact in an emission control relay circuit
  • Fixing intermittent relay operation caused by damaged terminals
  • Replacing corroded connector ends on GM and Saab applications
  • Addressing wiring damage near the relay connection point

Installation Notes and Tips

Match the connector shape, terminal style, and wire count to the original harness before installation. Use proper splice technique on the included butt splices, and verify terminal seating and lock engagement after the repair. Confirm the vehicle application against the connector location on the secondary air injection relay circuit before final assembly.

Quality Assurance

Standard Ignition builds its pigtails and sockets with materials selected for reliable conductivity and secure electrical connection. The brand’s repair connector lineup is developed to address common failure points found in original equipment wiring.

This part fits 63 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2010BuickLucerne3.9LV6N/A
2010ChevroletImpala3.5LV6N/A
2010ChevroletImpala3.9LV6N/A
2009BuickLaCrosse3.8LV6N/A
2009BuickLucerne3.9LV6N/A
2009ChevroletColoradoN/A
2009ChevroletImpala3.5LV6N/A
2009ChevroletImpala3.9LV6N/A
2009ChevroletTrailblazer4.2LL6N/A
2009GMCCanyonN/A
2009GMCEnvoy4.2LL6N/A
2009HummerH33.7LL5N/A
2009Saab9-7x4.2LL6N/A
2008BuickAllure3.8LV6N/A
2008BuickLaCrosse3.8LV6N/A
2008BuickLucerne3.8LV6N/A
2008ChevroletCobalt2.2LL4N/A
2008ChevroletColoradoN/A
2008ChevroletImpala3.5LV6N/A
2008ChevroletImpala3.9LV6N/A
2008ChevroletTrailblazer4.2LL6N/A
2008GMCCanyonN/A
2008GMCEnvoy4.2LL6N/A
2008HummerH33.7LL5N/A
2008PontiacG52.2LL4N/A
2008PontiacGrand Prix3.8LV6N/A
2008Saab9-7x4.2LL6N/A
2007BuickAllure3.8LV6N/A
2007BuickLaCrosse3.8LV6N/A
2007BuickRainier4.2LL6N/A
2007ChevroletCobalt2.2LL4N/A
2007ChevroletCobaltN/A
2007ChevroletColoradoN/A
2007ChevroletImpala3.5LV6N/A
2007ChevroletImpala3.9LV6N/A
2007ChevroletMonte Carlo3.5LV6N/A
2007ChevroletTrailblazer4.2LL6N/A
2007GMCCanyonN/A
2007GMCEnvoy4.2LL6N/A
2007HummerH33.7LL5N/A
2007PontiacG52.2LL4N/A
2007PontiacG5N/A
2007PontiacGrand Prix3.8LV6N/A
2007Saab9-7x4.2LL6N/A
2007SaturnIon2.2LL4N/A
2007SaturnIonN/A
2006BuickAllure3.8LV6N/A
2006BuickLaCrosse3.8LV6N/A
2006BuickRainier4.2LL6N/A
2006ChevroletCobaltN/A
2006ChevroletTrailblazer4.2LL6N/A
2006ChevroletTrailblazer EXT4.2LL6N/A
2006GMCEnvoy4.2LL6N/A
2006GMCEnvoy XL4.2LL6N/A
2006PontiacGrand Prix3.8LV6N/A
2006PontiacPursuitN/A
2006Saab9-7x4.2LL6N/A
2006SaturnIonN/A
2005BuickAllure3.8LV6N/A
2005BuickAllureN/A
2005BuickLaCrosse3.8LV6N/A
2005PontiacGrand Prix3.8LV6N/A
2005PontiacGrand PrixN/A
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
19166999EC763PT13420