the synchros could be out in the transmission where it won't engage reverse. i believe that the check engine light may activate if there is a transmission issue. unfortunately, you will have to take it in for diagnosis.
where is the oil sensor on a 97 gmc jimmy
How can you smell gas when I start MY 97 jimmy - most strange!.
PT01
Tom here, my 1996 jimmy 4 4wheel drive has no 2nd, reverse or overdrive?
Jimmy Kimmel Live - 2003 2-97 was released on: USA: 20 December 2003
Jimmy Kimmel Live - 2003 3-97 was released on: USA: 21 May 2004
Jimmy Kimmel Live - 2003 4-97 was released on: USA: 1 September 2005
Jimmy Kimmel Live - 2003 6-97 was released on: USA: 15 July 2008
Jimmy Kimmel Live - 2003 7-97 was released on: USA: 14 July 2009
Jimmy Kimmel Live - 2003 9-97 was released on: USA: 21 March 2011
Jimmy Kimmel Live - 2003 10-97 was released on: USA: 3 January 2012
Remove blower motor 97 GMC jimmy