1991 Dodge Ram technical service bulletins
14 technical service bulletins and manufacturer communications cover the 1991 Dodge Ram.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Customer may complain of high oil consumption, grey oil smoke coming out of the exhaust or breather tube,...
- Automatic transmission fluid usage ATF+4
- Subject regarding wire splice repairs
- This bulletin provides a revised wire splice procedure and related parts
- Information on installation of radio transmitting equipment
- Timing chain noise
- Various car owner's have expressed interest in using engine coolants made with propylene glycol instead of...
- Concerns with engine coolant usage
- Information on transmission cooler reverse flushing with cooler bypass kit installed
- Difficult to clean light colored "chalky" residue from plastic body components that are molded in black
- PCM not properly disengaging a/c clutch via the relay also the PCM may not energize the a/c clutch relay
- Oil leak diagnosis of the rear main bearing area
- Improved fuel pump
- Steering column coupler service
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