Thanks. All good ideas.
One of the weird things was that I drove it for 4 days after the install with no issues.
Any idea why that is?
I know some things take time before the computer gets angry and decides to alert you. "Gets angry" is a very technical term btw.
Current: SBM X5d, Jet Black E46 M3, Black FJ Cruiser, 1970 240Z
Former: '11 MCB E90 M3, 2011 Lotus Exige, 2003 350Z, 2002 WRX, 1996 Supra turbo, 1984 320i, 1987 E28 M5