# Service bulletins for the 1991 Jeep Comanche

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.

10 bulletins from NHTSA, as of 2026-10-19.

- [2100601](/bulletins/621898.md), 2001-10-03, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION FLUID USAGE ATF\+4. \*TT \*MJ
- [0800600REV](/bulletins/618049.md), 2001-04-03, Service bulletin: ELECTRICAL SYSTEM. SUBJECT REGARDING WIRE SPLICE REPAIRS. \*SB
- [080600](/bulletins/609995.md), 2000-04-12, Service bulletin: ELECTRICAL SYSTEM:WIRING. THIS BULLETIN PROVIDES A REVISED WIRE SPLICE PROCEDURE AND RELATED PARTS. \*TT
- [070397](/bulletins/6088786.md), 2000-01-07, Service bulletin: ENGINE AND ENGINE COOLING. CONCERNS WITH ENGINE COOLANT USAGE. \*NLM
- [081698](/bulletins/600862.md), 1999-11-12, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. INFORMATION ON INSTALLATION OF RADIO TRANSMITTING EQUIPMENT. \*AK
- [110798](/bulletins/603108.md), 1999-02-02, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. OUTER EXHAUST MANIFOLD STUDS MAY FATIGUE/BREAK. \*AK
- [110798](/bulletins/602327.md), 1998-10-26, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. THE OUTER EXHAUST MANIFOLD STUDS MAY FATIGUE AND BREAK. \*YC
- [070397](/bulletins/52963.md), 1997-11-13, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. VARIOUS CAR OWNER'S HAVE EXPRESSED INTEREST IN USING ENGINE COOLANTS MADE WITH PROPYLENE GLYCOL INSTEAD OF ETHYLENE GLYCOL. \*YC
- [230397](/bulletins/51942.md), 1997-07-17, Service bulletin: STRUCTURE:FRAME AND MEMBERS. DIFFICULT TO CLEAN LIGHT COLORED "CHALKY" RESIDUE FROM PLASTIC BODY COMPONENTS THAT ARE MOLDED IN BLACK. \*TW
- [081695REVA](/bulletins/46371.md), 1996-04-25, Service bulletin: VEHICLE SPEED CONTROL. BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 08\-16\-95, DATED APR. 14, 1995. IF THE VEHICLE OPERATOR \*\*REPEATEDLY\*\* PRESSES AND RELEASES THE SET BUTTON WITH THEIR FOOT OFF OF THE ACCELERATOR \(A 'LIFT FOOT SET' TO BEGIN SPEED CONTROL OPERATION\), THE VEHICLE MAY ACCELERATE AND EXCEED THE DESIRED SET SPEED BY UP TO 5 MPH \(8 KM/H\) AND THEN DECELERATE TO LESS THAN THE DESIRED SET SPEED BEFORE FINALLY ACHIEVING THE DESIRED SET SPEED.

JSON: [/v1/vehicles/1991_jeep_comanche/bulletins](/v1/vehicles/1991_jeep_comanche/bulletins)

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