1999 Mercury Grand Marquis Service & Repair Manual

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The service and repair manual for the 1999 Mercury Grand Marquis — the 4.6L V8 engine, 2 trims. Matched to this exact model year, so the specifications and sequences are the ones Mercury published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year1999
Engines
4.6L V8 — SOHC
TrimsGS Sedan 4-Door · LS Sedan 4-Door
Federal record1 recall · 202 complaints · 138 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 1999 Grand Marquis manual

1999 Mercury Grand Marquis service manual page 11999 Mercury Grand Marquis service manual page 21999 Mercury Grand Marquis service manual page 31999 Mercury Grand Marquis service manual page 41999 Mercury Grand Marquis service manual page 51999 Mercury Grand Marquis service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 107
  • General Information 1,672
  • Accessories & Equipment 467
  • Heating, Ventilation & A/C (HVAC) 247
  • Body & Frame 146
  • Maintenance 119
  • Brakes 162
  • Restraints 122
  • Drivelines & Axles 58
  • Steering 83
  • Electrical 257
  • Suspension 147
  • Engine Mechanical 173
  • Transmission 333
  • Engine Performance 985
  • Radiator Cap Pressure 16
  • Pa) at 1,500

04 / Known issuesRecalls on federal record for the 1999 Grand Marquis

  1. Steering · 15E082000
    If the shafts separate during vehicle operation, a loss of steering control would result, increasing.

Owners have filed 202 complaints and Mercury has issued 138 technical service bulletins for the 1999 Grand Marquis. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 1999 Grand Marquis manual

Is this manual specific to the 1999 Grand Marquis?

Yes. It is the OEM manual matched to the 1999 model year, covering the 4.6L V8 across the GS Sedan 4-Door, LS Sedan 4-Door trims. Specifications and procedure sequences are the ones Mercury published for this year.

What 1999 Grand Marquis problems does it help with?

1 recall is on federal record for the 1999 Grand Marquis, covering steering. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Mercury dealers.

Does it include 1999 Grand Marquis wiring diagrams?

Yes — the complete wiring diagrams for the 1999 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

RelatedOther Grand Marquis years and 1999 Mercury models

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