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Prev Professional Automotive Repair Technical Discussions for December 29, 2019
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2005 GMC Sierra 3500 SLT 6.6L MIL Lamp on VIN: 1GTHK33295
Helping out a friend. Truck starts good after worm up, starts to run bad. limp mode. Need wire diag. to help him. I am retired do not know where to get wire diag. Has code P2149. My friend is 100 miles from me. He has some background in repair. Thank so mu... Trouble codes: P2149
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