how to replace a heater core in a 1985 chevy cavalier with a 2.0 engine
Jan 6, 2011 at 5:02 PM
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JDL
✓Experienced Mechanic
16,098 POSTS
You have to take heater hoses loose and drain tube. Usually with old hoses, I use a utility knife, split the hose over the fitting, peal off the hose, use new heater hoses.
Inside the vehicle, remove lower part of dash, the heater core should be on the passenger side. You just have to get at it.