2009 Mercury Grand Marquis Service & Repair Manual

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The service and repair manual for the 2009 Mercury Grand Marquis — the 4.6L V8 engine, 1 trim. 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 year2009
Engines
4.6L V8 — SOHC
TrimsLS Sedan 4-Door
Federal record1 recall · 35 complaints · 11 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2009 Grand Marquis manual

2009 Mercury Grand Marquis service manual page 12009 Mercury Grand Marquis service manual page 22009 Mercury Grand Marquis service manual page 32009 Mercury Grand Marquis service manual page 42009 Mercury Grand Marquis service manual page 52009 Mercury Grand Marquis service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 436
  • General Information 1,554
  • Accessories & Equipment 1,166
  • Heating, Ventilation & A/C (HVAC) 199
  • Body & Frame 364
  • Maintenance 110
  • Brakes 243
  • Restraints 288
  • Drivelines & Axles 91
  • Steering 95
  • Electrical 1,361
  • Suspension 194
  • Engine Mechanical 354
  • Transmission 245
  • Engine Performance 1,947
  • Radiator Cap Pressure 16

04 / Known issuesRecalls on federal record for the 2009 Grand Marquis

  1. Steering · 13V385000
    If the lower bearing separates, the vehicle may experience a loss of steering, increasing the risk o.

Owners have filed 35 complaints and Mercury has issued 11 technical service bulletins for the 2009 Grand Marquis. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2009 Grand Marquis manual

Is this manual specific to the 2009 Grand Marquis?

Yes. It is the OEM manual matched to the 2009 model year, covering the 4.6L V8 across the LS Sedan 4-Door trims. Specifications and procedure sequences are the ones Mercury published for this year.

What 2009 Grand Marquis problems does it help with?

1 recall is on federal record for the 2009 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 2009 Grand Marquis wiring diagrams?

Yes — the complete wiring diagrams for the 2009 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 2009 Mercury models

2011 Grand Marquis · 2010 Grand Marquis · 2008 Grand Marquis · 2007 Grand Marquis · 2006 Grand Marquis · 2005 Grand Marquis · 2004 Grand Marquis · 2003 Grand Marquis · all 30 years

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