99 Jimmy Heater Core
10-03-2009, 11:48 AM
How to you replace a heater core in a 99 Jimmy?
10-03-2009, 02:15 PM
How did this get into the Muscle car forum?? It is going to the GMC Jimmy forum.
10-05-2009, 06:45 PM
how do you know the heater core is bad just curious
12-16-2009, 07:30 PM
I have done the heater core. Do you still need the info?
12-31-2009, 01:24 AM
Other ppl w/ the same problem could really use the info...
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