Bosch 0221503026 Ignition Coil

Bosch Ignition Coil for OE-Style Performance

Bosch ignition coil 0221503026 is a pencil coil replacement built for direct ignition service on select Saturn and Cadillac applications. It delivers the correct ignition voltage for reliable spark, smoother engine operation, improved fuel economy, and lower exhaust emissions.

Key Features

• OE-quality Bosch ignition coil for consistent ignition output
• Pencil coil design for the specified right-side applications
• 14-volt electrical specification
• SAE terminal type for proper connection fitment
• Supports long-lasting spark performance under normal engine operating conditions
• Brand line: Bosch Ignition Coil (New) focuses on replacement ignition coils for service-fit applications

Detailed Product Information

This Bosch ignition coil, part number 0221503026, is engineered for vehicles that require a pencil-style coil on the right side. It is a direct-fit ignition component for 2001-2005 Saturn L300, 2003-2004 Cadillac CTS, 2001-2003 Saturn LW300, 2002-2003 Saturn Vue, 1999-2001 Cadillac Catera, 2000 Saturn LS2, and 2000 Saturn LW2. Bosch part number 0221503026 is built to restore proper ignition voltage and stable spark delivery, helping maintain normal combustion and drivability.

This part cross-references Monroe Shocks & Struts (e.g., 90584336) for the same application.

Common Issues This Part Can Address

• Engine misfire caused by weak or inconsistent spark
• Hard starting related to ignition coil failure
• Rough idle or hesitation during acceleration
• Reduced fuel economy from incomplete combustion
• Increased exhaust emissions tied to poor ignition performance

Installation Notes and Tips

Verify the vehicle year, make, model, and right-side coil location before installation. Confirm the SAE terminal connection and compare the original coil shape and electrical interface to Bosch 0221503026. For best results, inspect related ignition components and clear any stored diagnostic trouble codes after installation.

Quality Assurance

Bosch manufactures this ignition coil as an OE-quality replacement intended to meet the electrical and performance requirements of the listed applications. The design focuses on correct ignition voltage, durable spark output, and dependable engine operation.