Hitachi IGC3856 Ignition Coil - Left or Right

Hitachi IGC3856 Ignition Coil Overview

The Hitachi IGC3856 ignition coil is built for vehicles that need consistent spark energy and stable engine operation. It is a direct-fit ignition coil for select Saturn and Cadillac applications, including Saturn L300, LW300, Vue, LS2, LW2, and Cadillac CTS and Catera models.

Hitachi designs this coil with high-quality materials, welded electronic connection points, and protected circuitry to handle repeated heat cycles and demanding underhood conditions. The result is a replacement ignition coil focused on dependable ignition performance and efficient fuel use.

• Direct-fit ignition coil for select Saturn and Cadillac applications
• High turns ratio construction for strong spark output
• Protected circuitry for added electrical durability
• Welded electronic connection points for heat-cycle resistance
• Built to OE manufacturer requirements for the listed vehicles
• Part number IGC3856 for easy catalog matching

Vehicle Fitment Details

• Fits 2001-2005 Saturn L300, right.
• Fits 2003-2004 Cadillac CTS, left.
• Fits 2001-2003 Saturn LW300, right.
• Fits 2002-2003 Saturn Vue, right.
• Fits 1999-2001 Cadillac Catera, right.
• Fits 2000 Saturn LS2, right.
• Fits 2000 Saturn LW2, right.

What This Ignition Coil Helps Address

• Misfires caused by weak or inconsistent spark output
• Rough idle related to ignition coil wear
• Hard starting from reduced coil performance
• Loss of engine efficiency tied to ignition breakdown
• Fuel economy decline from incomplete combustion

Installation Notes and Tips

Verify the position before ordering, since this coil is listed for right-side and left-side applications depending on the vehicle. Confirm the connector style, mounting location, and engine application against the original part before installation. The IGC3856 also cross-references 133856 and 90584337 for the same application.

Quality Assurance

Hitachi manufactures this ignition coil to OE-level specifications for the listed fitments, using durable materials and circuitry intended to withstand heat cycling and long-term use. The IGC3856 is engineered for the exact vehicle applications shown above.