OBD-II Code Manualsfor your 1988 Grand Marquis
Get the most accurate OBD-II Code information in our Online Service Repair ManualYou can't always trust out of date or expired printed 1988 Grand Marquis manuals when it comes to OBD-II Codes.
ALLDATA's OBD-II Codes are taken directly from Original Equipment Manufacturer (OEM) service manuals and made interactive for ease of use. We are the leading source of Professional Diagnostic and Repair Information used by over 75,000 repair professionals. You can subscribe to our interactive, online 1988 Grand Marquis manual for $26.95 for one year or $44.95 for five full years.
I was having computer/electrical problems with my car that were a complete mystery. I purchased information for my car on ALLDATADIY.com, and now my car is running perfectly. Thank you, ALLDATA, for helping me get back on the road without having to get my car towed to a service station. - Phillip S