Question
Betty GMC Jimmy 4.6 1999 i have a 1999 gmc jimmy that the heater will not blow hot air ..... can anyone help  CLICK HERE to post your answer/comment Date Posted 19/09/2006
Answers/Comments
Tom is the air cold.....warm, does temperature gauge go to normal position when running? if gauge lower than normal possibly thermostat stuck open and inexpensive to replace. tom  CLICK HERE to post your answer/comment Date Posted 19/09/2006   elmonro why my gmc jimmy 4x4 96 suddenly turn off after 40 minutes driving?  CLICK HERE to post your answer/comment Date Posted 26/07/2007
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