the code is reading coolant is to cool,,but my heater works good, but my ingine on 2004 Pontiac Aztek

code reading coolant to cool

by in Blytheville, AR on November 14, 2012
2 answers
ANSWER by , November 14, 2012
poss stuck opn themostat or coolant sensor issues. that code can trigger if pcm see's to slow of a warm time
ANSWER by , November 14, 2012
scan test it to see what the temp sensor reads