Buick 1993 Roadmaster Owner's Manual page 302

"Section B: Owner Checks and Services" tells
you
what
should &.checked whenever
you
stop-for fuel. It also
explains what 'you can easily do to heip keep your
vehicle
ia
good condition.
,"Section C: Periodic Maintenance Inspections" explains
important inspections that your Buick dealer's service
department or ;another qualified service center should
perform.