Service bulletins for the 1999 Mercury Grand Marquis
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
138 on file from NHTSA, as of 2026-10-19.
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By component
By trouble code
Only bulletins with component: Throttle and cruise control are shown. Show all
| 5203 | 2001-01-13. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXHIBIT A HARD START / LONG CRANK, COLD START STALL, COLD ROUGH IDLE CONCERN. *TT |
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| 5156 | 2000-06-20. Service bulletin. VEHICLE SPEED CONTROL. SOME VEHICLES MAY EXHIBIT A HESITATION ON HARD ACCELERATION OR LACKS POWER ON ACCELERATION. *TT |
| 99155 | 1999-12-01. Service bulletin. VEHICLE SPEED CONTROL:LINKAGES. SOME VEHICLES MAY EXPERIENCE A LIGHT SPARK KNOCK / DETONATION OCCURRING WHILE ACCELERATING IN AMBIENT TEMPERATURES GREATER THAN 32 DEGREES C (90 DEGREES F). *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.