RPM goes over 2.5 @ 120 KM/hr, is it normal? on 2003 Honda Accord

I changed gear oil by (honda oil ) and also changed the oil filter. I notice RPM goes over 2.5 @ 120 KM/hr, reach to 3 and stick there , without any increament motor sound. is it normal??? thank you

by in Clinton, IA on June 17, 2013
2 answers 1 comment
ANSWER by on June 17, 2013
scan for codes and post so we can adv
ANSWER by on June 17, 2013
Gear oil? Manual trans?
COMMENT by on June 18, 2013
Gear oil ( transmission oil) it is automatic gearbox (automatic transmission)