Comments on: where is the ECM located on a 1991 chevy truck? http://www.chevytruckshq.com/where-is-the-ecm-located-on-a-1991-chevy-truck/ Fri, 18 Dec 2009 10:20:15 +0000 http://wordpress.org/?v=2.9.2 hourly 1 By: smokey http://www.chevytruckshq.com/where-is-the-ecm-located-on-a-1991-chevy-truck/comment-page-1/#comment-680 smokey Mon, 29 Sep 2008 19:52:38 +0000 http://www.chevytruckshq.com/where-is-the-ecm-located-on-a-1991-chevy-truck/#comment-680 how do you know that the ECM is bad? when it comes to anything electronic your best bet is NOT to buy anything used how do you know that the ECM is bad? when it comes to anything electronic your best bet is NOT to buy anything used

]]> By: john m http://www.chevytruckshq.com/where-is-the-ecm-located-on-a-1991-chevy-truck/comment-page-1/#comment-679 john m Mon, 29 Sep 2008 17:10:55 +0000 http://www.chevytruckshq.com/where-is-the-ecm-located-on-a-1991-chevy-truck/#comment-679 is the silver metalllic box in under dash of the passanger side. many people ,including "mechanics",change the expensive computer only because the battery ground cable is loose. is the silver metalllic box in under dash of the passanger side.

many people ,including “mechanics”,change the expensive computer only because the battery ground cable is loose.

]]>