Spectra 99035 HVAC Heater Core

Spectra 99035 HVAC Heater Core

The Spectra 99035 HVAC heater core is a direct-fit replacement for select Mercedes-Benz models, including the CL500, S430, E320, and C280. It is built to meet or exceed original equipment performance standards for dependable cabin heat and consistent coolant-to-air transfer.

Key Features

• Heater core for the HVAC system
• OE-style replacement for select Mercedes-Benz applications
• Engineered with manufacturing controls for consistent fit and function
• Supports proper heat output in cold-weather driving
• Part number 99035 for easy identification

Detailed Description

Spectra Premium HVAC heater cores are engineered with manufacturing technology and quality control processes that help them match the performance of the original equipment unit they replace. The Spectra 99035 is a practical replacement choice for Mercedes-Benz CL500, S430, S500, E320, E430, C230, C280, and related applications where the heater core is part of the vehicle’s climate control system. This part cross-references Dorman - HELP 91035 and UAC HT2216C for the same application.

What It Helps Fix

• Weak or uneven cabin heat
• Coolant odor inside the vehicle
• Fogging caused by HVAC system leakage
• Loss of heater performance from a clogged or leaking core
• Temperature control issues in the passenger compartment

Installation Notes and Tips

Verify vehicle fitment by year, make, and model before installation. Heater core replacement typically requires access to the HVAC case, so inspect related hoses, seals, and coolant condition during service. After installation, refill and bleed the cooling system according to Mercedes-Benz service procedures to help prevent air pockets and restore proper heater operation.

Quality Assurance

Spectra Premium states that its HVAC heater cores are manufactured to meet or exceed the performance of the original equipment they replace. The 99035 is built for consistent replacement quality across supported Mercedes-Benz applications.