Beru GN855 Diesel Glow Plug

Beru GN855 Diesel Glow Plug

Beru GN855 is a 12-volt diesel glow plug built with a metal heating element, M10x1.0 thread, tapered seat, and pin-style male terminal. It is designed for OE-style diesel starting performance in applications such as Volkswagen Golf, Jetta, Beetle, and Passat models listed below.

Key Features

• Part number: GN855
• 12.0V system voltage for diesel preheating circuits
• Metal glow plug construction
• M10x1.0 thread diameter with tapered seat
• Pin terminal, male connector
• 10 mm hex size for service removal
• Length: 92.0 mm (3.62 in)
• No integrated pressure sensor
• OE-focused Beru engineering for diesel ignition hardware

Product Details

Beru GN855 is a diesel glow plug engineered around OE specifications for reliable cold-start combustion support in diesel engines. The 12-volt design, metal heating element, and tapered-seat M10x1.0 configuration make it a direct-match service part for select Volkswagen diesel applications. Beru GN855 is also referenced by OE numbers and service numbers used across Volkswagen Golf, Jetta, Beetle, and Passat diesel platforms.

This part cross-references 95VW6M090AA and N10140105 for the same application.

Vehicle Fitment

• Fits 2002-2004 Volkswagen Golf, N/A, with OE No. N10140105
• Fits 1998 Volkswagen Golf, N/A, with OE No. N10140105
• Fits 1999-2004 Volkswagen Jetta, N/A, with OE No. N10140104, N10140105
• Fits 1998-2003 Volkswagen Beetle, N/A, with OE No. N10140104, N10140105
• Fits 1999-2001 Volkswagen Golf, N/A, with OE No. N10140104, N10140105
• Fits 1997-1998 Volkswagen Jetta, N/A, with OE No. N10140105
• Fits 1996-1997 Volkswagen Passat, N/A, with OE No. N10140105

Common Uses

• Restores diesel cold-start performance on Volkswagen Golf diesel applications
• Addresses hard starting in Volkswagen Jetta diesel engines
• Supports smoother ignition during low-temperature starts in Volkswagen Beetle diesel models
• Helps correct glow plug fault codes tied to worn heating elements
• Replaces a failed OE-style glow plug in Volkswagen Passat diesel service

Installation Notes

Verify the OE number, thread size, seat type, and terminal style before installation. Clean the cylinder head threads and inspect the glow plug controller and wiring connector for corrosion or heat damage. Use the correct torque specification for the engine application and confirm the glow plug circuit is functioning properly after installation. Beru GN855 is a direct-fit service part for the listed Volkswagen diesel applications, including Volkswagen Golf, Jetta, Beetle, and Passat models.

Quality Assurance

Beru is an OE supplier with long-standing German engineering experience in ignition technology. This glow plug is developed to OE standards and tested using Beru-specific validation methods for diesel engine service.