Owner's book · not a shop
Know the car. Then the window. Factory specs in plain English — don't authorize until you can say this at the counter.
RO glossary
Beginner · short stepsExpert · spec · code · mm
Look up the slang on the ticket. Read the trap on that line.
Invoice slang: LOF, MPI, R&R, NTF, shop supplies, 'while we're in there.'
Invoice slang
Try cabin-filter, LOF, or flush
brakes
Hygroscopic fluid ages. A flush is interval or contamination — not automatically every oil change.
Say · Test strip or boiling-point number, or the year-old interval in the book.
Menu-board brake flushes at every visit are a pitch. Copper/moisture test is a reason.