Pessoal, agradeco a todos.. achei o problema, só uma dica...
HDescribeConnection("Access2000","","","C:\Users\Wolak\Desktop\PALM\Forçavenda\pedidos.mdb","",hOledbAccess2000,hOReadWrite,"")
HOpenConnection("Access2000")
HChangeConnection("tabClientes", "Access2000")
FileList is string
FileList = HListFile("Access2000")
Info(FileList)
tabClientes is Data Source
HExecuteSQLQuery(tabClientes,"Access2000",hQueryWithoutCorrection,"SELECT * FROM tabClientes")
HReadFirst(tabClientes)
WHILE NOT HOut
Info(tabClientes.codigo)
HReadNext(tabClientes)
END
Por default o Windev usa hQueryDefault, só trocar para hQueryWithoutCorrection
Wolak.