Turns out to be the VSS(speed sensor)module. As a new one came with the tranny it is likely to be the wiring.
why is my 1991 Mazda truck surging at higher speeds
I have had to replace my 2002 Mazda Tribute Transmission at around 150,000 miles. I am not sure if this is normal, and all of my miles were mostly highway. I replaced it with a rebuild and it cost me around 3600 dollars.
nevada...on highway 50.
The EPA range estimate for the 2013 Mazda MAZDA6 is 388.5 mi. in the city, 555.0 mi. on the highway.
The EPA range estimate for the 2007 Mazda MAZDA6 is 378.0 mi. in the city, 522.0 mi. on the highway.
The EPA range estimate for the 2015 Mazda MAZDA6 is 410.0 mi. in the city, 606.8 mi. on the highway.
The EPA range estimate for the 2005 Mazda MAZDA3 is 348.0 mi. in the city, 464.0 mi. on the highway.
The EPA range estimate for the 2014 Mazda MAZDA6 is 410.0 mi. in the city, 606.8 mi. on the highway.
The EPA range estimate for the 2008 Mazda MAZDA6 is 378.0 mi. in the city, 522.0 mi. on the highway.
The EPA range estimate for the 2012 Mazda MAZDA6 is 388.5 mi. in the city, 555.0 mi. on the highway.
The EPA range estimate for the 2012 Mazda MAZDA2 is 327.7 mi. in the city, 395.5 mi. on the highway.
The EPA range estimate for the 2004 Mazda MAZDA6 is 378 mi. in the city, 522 mi. on the highway.