# NHTSA Preliminary Evaluation PE88043
> **FUEL EXPULSION** · Opened 1988-03-30 · Closed 1988-09-20
## Investigation
- **Action number:** PE88043
- **Type:** Preliminary Evaluation
- **Open date:** 1988-03-30
- **Close date:** 1988-09-20
- **Manufacturer:** COACHMEN INDUSTRIES, INC.
- **Affected makes:** COACHMEN; FRANK; GULF STREAM; HAWKINS; MOBILE TRAVELER; TIFFIN
- **Affected components:** VEHICLE SPEED CONTROL:LINKAGES
- **Affected model years:** 1984, 1985, 1986
- **Affected (make, year) variants:** 18
## Summary

SUMMARY:THE FUEL RESERVOIR AND EVAPORATIVE EMISSION SYSTEMS ALLEGEDLYCAN NOT REDUCE THE FUEL RESERVOIR SYSTEM PRESSURIZATION CAUSED BY HIGHFUEL TEMPERATURES, LARGE TANK SURFACE AREA, AND POSSIBLY ONE OR MORE OF THEFOLLOWING CONTRIBUTORY CONDITIONS:HIGH AMBIENT TEMPERATURES, HIGH FUELTANK VOLUME, HIGH ALTITUDE, AND THE PROXIMITY OF THE EXHAUST SYSTEMCOMPONENTS TO THE FUEL RESERVOIR COMPONENTS. #===

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=PE88043)
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