Table 1 shows one common electrical system related problems of the 2010 GMC Savana.
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems |
While operating my van it would hesitate and miss,e ther would be intermittant firing issues. 2,4,6,8 on diagnostic report it said misfiring. I replaced all injectors, coil packs, coil wires, and all spark plugs. I was still having the misfire on 2, 4, 6, 8. I took it into pat obrien chevy and they said it was ecm which a recall was issued on 2010 GMC savannas. The bulletin #1451b. The ecm # 86aaf7k23177bcwl. Part # 368850 service #12633238. Module 12633238 $344. 01 labor $ 400. 95 I have repair receipts if needed. Larry swaney (216) 536-8277.