1991 Jeep Wrangler service bulletins & manufacturer communications
10 manufacturer communications are on file with NHTSA for the 1991 Jeep Wrangler. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 10
- DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers (Rev. A)D-20-02 Rev. A · Technical service bulletin · Equipment · issued Mar 4, 2020
- Subject regarding wire splice repairs. *sb0800600REV · Technical service bulletin · Electrical System · issued Dec 29, 2000
- This bulletin provides a revised wire splice procedure and related parts. *tt080600 · Technical service bulletin · Electrical System · issued Feb 25, 2000
- Outer exhaust manifold studs may fatigue/break. *ak110798 · Technical service bulletin · Engine and Engine Cooling · issued Dec 11, 1998
- The outer exhaust manifold studs may fatigue and break. *yc110798 · Technical service bulletin · Engine and Engine Cooling · issued Jul 31, 1998
- Information on installation of radio transmitting equipment. *ak081698 · Technical service bulletin · Equipment · issued Apr 17, 1998
- Recall notification and procedure on catalytic conveter and carburetor. *yc98698 · Technical service bulletin · Engine and Engine Cooling · issued Sep 1, 1997
- Concerns with engine coolant usage. *nlm070397 · Technical service bulletin · Engine and Engine Cooling · issued May 9, 1997
- Various car owner's have expressed interest in using engine coolants made with propylene glycol instead of ethylene glycol. *yc070397 · Technical service bulletin · Engine and Engine Cooling · issued May 9, 1997
- Difficult to clean light colored "chalky" residue from plastic body components that are molded in black. *tw230397 · Technical service bulletin · Structure · issued Feb 14, 1997