2004 GMC Yukon
Mileage
298,364
Service Date
7/15/2019
Services Performed
- TESTED MISFIRE ON 1, NEW COIL AND PLUG, CHECKED FOR INJECTOR PULSE AND THERE IS NONE, CHECKED WIRING TO ECM AND IT IS FINE, CHECK OUTPUT OF PCM, PIN 36 IS DEAD. REC NEW ECM AT THIS POINT. THERE MAY BE OTHER ISSUE BUT MUST START HERE FIRST. HISTORY OF DROPPING ALL BANK 1 CYLINDERS MAY HAVE POWER ISSUE
- ELECTRONIC CONTROL MODULE – Remove and Replace – PCM –
- Ecm programming
KEN R. gave our service a 5 star review on 7/16/2019
