Service bulletins for the 1999 Mercury Cougar
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.
229 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Cooling system are shown. Show all
| 12524 | 2000-11-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. ADDRESSING CONCERNS OF CONTAMINATION IN THE COOLANT EXPANSION TANK (LOCATED ON THE PASSENGER SIDE INNER FENDER). *TT |
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| 12089 | 2000-06-16. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SOME VEHICLES MAY EXHIBIT A LOW COOLANT LIGHT CONCERN, WORKSHOP MANUAL DIAGNOSIS MAY NOT LEAD TO A RESOLUTION, NOTE WORKSHOP MANUAL UPDATES. *MJS |
| 5848 | 1999-06-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. CONCERNS WITH CONTAMINATION IN THE COOLANT EXPANSION TANK. *TT |
| 982316 | 1999-03-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. PREMATURE DETERIORATION OF THE COOLING SYSTEM RESULTING IN POTENTIAL LEAKS AND / OR COMPONENT FAILURE MAY OCCUR IF CONVENTIONAL PREMIUM ENGINE COOLANT (GREEN-COLORED) IS MIXED WITH NEW EXTENDED LIFE ENGINE COOLANT ( ORANGE-COLORED) FOUND IN THE VEHICLE. *YC |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.