It runs cold. Barely gets past the c on the meter on the dash.

Suspect the thermostat. Feel the upper radiator hose. It should be too hot to hold onto for very long.

I agree with CARADIODOC, here is a guide to help walk you through the steps and how to do the job on your car in the images below.

https://www.2carpros.com/articles/replace-thermostat

1. On models equipped with airbag system, refer to Technician Safety Information for system disarming and arming procedures.
2. Disconnect battery ground cable.
3. Drain coolant from radiator.
4. Disconnect thermoswitch electrical connector, then the upper radiator hose from thermostat housing.
5. Remove thermostat housing and thermostat from engine assembly. Note installation position of jiggle valve before removing thermostat.
6. Reverse procedure to install, noting the following:
a. Ensure thermostat housing sealing surfaces are free of old gasket material.
b. Install thermostat with jiggle valve positioned at 12 o'clock.
c. Tighten thermostat housing retaining bolts to specification.
7. On models equipped with airbag system, refer to Technician Safety Information for system disarming and arming procedures.

Check out the images (below). Please let us know what happens.