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Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1686
Experience:  GM Grand Master Technician 2007. 14 year experience.
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Coil 1 and 2 bad on A side of GMC v6 according to dealer

Customer Question

coil 1 and 2 bad on A side of GMC v6 according to dealer which cyllinder is A side coil 1 and 2?
JA: What is the model/year of your GMC?
Customer: 2010
JA: Are you fixing your vehicle yourself? What have you tried so far?
Customer: yes
JA: Anything else you want the mechanic to know before I connect you?
Customer: have not started yet not sure which ones are 1 & 2 side A
JA: Have you checked the battery, particularly the terminal connections? Are they corroded?
Customer: dealer specified which one all the other items checked charging too much to replace coils
Submitted: 10 months ago.
Category: GMC
Expert:  Ron Z. replied 10 months ago.

Hi! Welcome to JustAnswer. Thanks for coming! I'm Ron and I'll be working with you on your question today.

May I have the model of this vehicle?