there are a few reasons why this can happen but the most likely is a problem with the slave cylinder
The speed sensor on a 1998 GMC Savanna is located in the engine compartment. It is on the back of the transmission.
The 2008 GMC Canyon has a 5-speed manual.
The 2010 GMC Canyon has a 5-speed manual.
The 2011 GMC Canyon has a 5-speed manual.
The 2004 GMC Canyon has a 5-speed manual.
The 2012 GMC Canyon has a 5-speed manual.
The 2009 GMC Canyon has a 5-speed manual.
The 2007 GMC Canyon has a 5-speed manual.
The 2005 GMC Canyon has a 5-speed manual.
The 2006 GMC Canyon has a 5-speed manual.
You sill havn't answered my question. where can you find a 1998 serria repair book manual?