2007 Savannah 1 ton, temp guage dropped to 0 and ck eng lite on. New sender did not fix. Any thoughts appreciated.

Asked by Jan 10, 2013 at 06:57 PM about the 2007 GMC Savana LT G3500 Extended

Question type: Maintenance & Repair

2 Answers


There could be two ECT sensors. Make sure youve replaced the correct one. Theres one for the PCM and one for the gauge.

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