"code info needed please?"

[sxyvet]

hi there all,
hope all is well with you all!
i have pulled a couple of codes on my 1991 l98 engine over the weekend but at this stage do not have the gm manuals which i do want to get for sure soon!
can any one please tell me what these codes below mean please!
and how to go about repair or clearing them?
here is what i got
1/
module 1-ccm computer
c13?
h13?
h22?
h74?
h72?

2/
module 4-ecm
h42?
h52?

any help or advice would be much appreicated!
thanks
cheers
glen
sxyvet
Australia

 

[Rabbit]

Go here http://www.corvetteactioncenter.com/kb/category.php?catId=53

 

[sxyvet]

hi rabbit,
thanks for the info/link, but i need more info than what was provided!
cheers any way
glen
sxyvet
Australia

 

[6speeder]

Or this: http://corvettebuyers.com/c4vettes/ecm.htm

 

[sxyvet]

thanks!

Or this: http://corvettebuyers.com/c4vettes/ecm.htm

hi 6speeder,
thanks mate!
heaps more info!
cheers
glen
sxyvet
Australia