Quote:
Originally Posted by 68c10owner
Every speedo I have GPS's has been off from the factory. When it says 55mph its actually 53mph. We'll see if its off. I heard the speedo being off could effect the transmission shifting, ABS, and the airbags if I'm in a accident. Just don't want any issues.
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Yes all speedo's are off by design. Slower than reading.
The only way to change the year in question(accurately) is by programming.