Heat issues
Team Owner
Joined: Sep 2001
Posts: 62,180
Likes: 1,740
From: Athens AL
C7 of the Year - Unmodified Finalist 2021
C4 of Year Finalist (performance mods) 2019
Heater control valve would be it on an early C4, in later years there is a valve from the WP to a heater hose, maybe that valve.
Otherwise a flush of the system to make sure its clear of debris, and the terrible job of replacing the heater core.
Otherwise a flush of the system to make sure its clear of debris, and the terrible job of replacing the heater core.
Thread Starter
6th Gear
Joined: Sep 2021
Posts: 6
Likes: 0
From: Charlotte nc
