gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 1799 > < Engine Controls - Aftermarket Accessory Usage|Page 1796
Page 1
background image

Fig. 24 ECM check. 1985

Component Tests and General Diagnostics|Page 1799 > < Engine Controls - Aftermarket Accessory Usage|Page 1796