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As mentioned above we utilize multiple methods to ensure that there is no trace of the tune on the ECM and to date, have had no warranty issues with any customer that has appropriately utilized our service. More specifics on how it works I can check and see if Justin (the tuner) minds sharing, and will update this response.@BlackBearPerf --just curious about this remark. True?
Like I said, if you really had an injector problem there WOULD be DTCs. There are so many DTCs now for slightly off fuel trim and such that there is absolutely no way there is a problem with those injectors and you don't have a DTC. What equipment is this shop using to test the injectors? Those numbers you posted in the first page look nothing like I've ever seen from the AFIT, which is the proper tool to test these injectors. If they aren't using an AFIT with the appropriate SIDI DMU and connector adapter for 17+ (which altogether costs upwards of $5000) then those numbers are absolutely meaningless.
You can file a complaint with the BBB. Then someone from GM will contact you that can offer assistance. Even assist with dealing with your dealer.
What everyone on GM side fails to see - why would I be spending 5+ days of PTO and $300+ of my money trying to solve the problem if my truck was perfect, the most precious asset is time. If I did not have the problem, I would not waste my time sitting at dealerships, on the phone, and driving to 4 different shops... 60+ miles one way...
This forum is fantastic as you guys give me hope that somehow I do not have to lose boatload of money in trading in...
I have a 2018 Chevy Tahoe with rough idle. Dealer says this one is normal also. Didn't know I had an engine with a racing cam that smooths out above 1500 rpms. This started after vehicle had 12000 miles. Seems to be a common problem. Definetly get Regional GM rep. involved or have GM buy it back under the lemon law.Take to another dealer and get a second opinion. Also ask to get the regional GM rep involved.
Wanted to ask for advice from folks here. My truck has rough idle. It has been to the dealers 4 times now, their diagnostic - "all within GM spec" . Took to an independent but GM-certified mechanic, they quickly measured injector balance using GM equipment, documented and tried again with the dealer to get bank 2 injectors replaced... Well no dice. Dealer says, do not care what that GM-certified mechanic wrote, in my tests (they refuse to disclose what tests they did) but all within "GM spec".
Any thoughts on where to go, truck is 8months old and in full warranty... I already regret buying GM-made vehicle but depreciation is mad on American cars to trade it in...
FEES: (Additional fees per plate issued will be due in counties that require Regional Transit Authority,*RTA, Tax) Dealer License Certificate: $90.00 Please contact an Inspector in the County you plan to open your Factory Branch License Certificate: $130.00 Dealership. Call between 8:00 & 10:00am Monday through Friday. Manufacture License Certificate: $195.00 ____ District I Greenville (252) 752-4435 Sales/Factory Representative: $20.00 ____ District II Fayetteville (910) 486-1331 Dealer Plate (first five plates): $36.00 each plate ____ District III Raleigh (919) 816-9194 Each Additional: $18.00 each plate ____ District IV Greensboro (336) 256-2024 Dealer Transporter Plate: $18.00 each plate ____ District V Winston-Salem (336) 767-8808 Temporary Markers: $25.00 per set of 25 ____ District VI Huntersville (704) 331-4500 *RTA Fees-Randolph $1, Wake/Orange/Durham $15 ____ District VII Asheville (828) 782-9640
For complaints against businesses or individuals suspected of being involved in fraudulent or other questionable activities, fill out and submit an official complaint/investigation form to the address on the form or to an N.C. Division of Motor Vehicles License & Theft office.
The License & Theft Bureau will review the complaint and determine the most appropriate action.
BTW, I have run to the end of the rainbow with GM customer support. This message #14 and they are all cookie-cutter the same, we are not interested in helping you... Think before you buy next GM vehicle. When I had an issue with my Lexus 7 years ago, dealership General Manager stopped by my house to apologize for his service team and he really went out of his way to even give me a ride home next day, I did not even have to ask for any of that.
From: [email protected]
Subject: RE: [EXTERNAL] Re: Re: Help with rough idle diagnostics...
Date: November 14, 2019 at 08:29:26 EST
To:
Reply-To: [email protected]
Your frustrations are understood, Sir. I am truly sorry for not being able to provide you with a different outcome. As previously mentioned, I have thoroughly documented all of your feedback on this matter within your case, so our internal teams are made aware of your ownership experience. If you have any other questions or concerns, please let me know.
Chelsea T.
GM would be the best.Thanks, did you mean file with BBB for GM or for the dealer. I filed for the dealer, but dealer responded to BBB saying, we did everything by GM manuals, no issues found.