3-Pin 1.5mm Ignition Coil Connector 121209946 DJ7033Y-1.5-21 for Buick Chevrolet Wiring Harness

$9.96 USD

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3-Pin 1.5mm Ignition Coil Connector — 121209946 / DJ7033Y-1.5-21 for Buick & Chevrolet

OEM-compatible 3-pin 1.5mm sealed female connector for Buick and Chevrolet ignition coil wiring harnesses. Cross-references GM/Delphi part number 121209946 — used on a wide range of GM-platform vehicles with coil-on-plug (COP) ignition systems. PA66 housing with rubber wire seal ensures reliable, moisture-protected coil connections.

Specifications

Parameter	Value
Pin Count	3
Pitch	1.5 mm
OEM Part Numbers	121209946 / DJ7033Y-1.5-21
Housing Material	PA66 (Nylon 66)
Sealing	Rubber wire seal (waterproof)
Waterproof Rating	IP67
Gender	Female (plug, connects to ignition coil)
Operating Temperature	-40°C to +125°C
Application	Ignition coil (COP)
Certification	CE

Compatible Vehicles & Engines

Buick Excelle / Excelle GT / Excelle XT — ignition coil harness connector
Buick Regal / LaCrosse / Verano — COP connector replacement
Chevrolet Cruze / Malibu / Trax — ignition coil plug repair
Chevrolet Aveo / Sonic — coil-on-plug harness connector
General GM-platform vehicles using Delphi 121209946 / DJ7033Y-1.5-21 ignition connectors

Why Choose This Connector?

✅ GM/Delphi OEM cross-reference 121209946 — confirmed Buick & Chevrolet fitment
✅ IP67 rubber wire seal — protects against oil mist and moisture in engine bay
✅ PA66 housing — heat-resistant, rated to 125°C for coil-on-plug environments
✅ Positive locking tab — secure connection resistant to engine vibration
✅ CE certified — meets EU automotive electrical standards

Application Scenarios

Ignition coil connector replacement on Buick Excelle 1.6L / 1.8L during coil service
COP harness repair on Chevrolet Cruze 1.4T / 1.6L after connector failure
Ignition coil plug restoration on Buick Regal 2.0T / 2.4L
Custom engine harness build for GM-platform engine swap requiring sealed coil connections

FAQ

Q: Is 121209946 compatible with both Buick and Chevrolet models?
A: Yes. GM/Delphi part number 121209946 is used across multiple GM-platform brands including Buick and Chevrolet. The same connector housing is used for various COP ignition coil applications on these platforms.

Q: What terminals are compatible?
A: Delphi Metri-Pack 150 series female terminals for 0.35–0.5mm² (AWG 22–20) wire. Terminals are sold separately.

Q: Can this connector be used for other GM ignition applications beyond Buick and Chevrolet?
A: Yes. The DJ7033Y-1.5-21 housing is used across GM global platforms. Verify the OEM part number on your specific vehicle's ignition coil before ordering.