1991 Ford Aerostar technical service bulletins
48 technical service bulletins and manufacturer communications cover the 1991 Ford Aerostar.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Some vehicles equipped with an automatic transmission and a 4.0L ohv engine may exhibit a noise /...
- Some vehicles equipped with the 4.0L ohv engine may exhibit an engine noise which may be perceived by the...
- Some vehicles may exhibit heater core leaks
- Information regarding transmission fluid usage charts
- On some vehicles, engine oil may continue to leak from the engine oil pan gasket area after an engine oil...
- Subject regarding contamination from prior transmission concerns or excess wear may be trapped in the...
- Information regarding the new transmission cooler flusher- service tip
- Subject on a wire harness terminal repair kit available for repairing electrical wiring harnesses
- Information on identifying non-approved / alternate refrigerants which could cause safety, and performance...
- Service tip information on revised oil pan gasket replacement procedure
- Some vehicles may exhibit an engine noise which may be perceived by the customer as a piston / connecting...
- Information on the new flush and fill tool available through rotunda
- Experiencing a whine / buzz type noise in the speakers of the entertainment radio or two-way radio on...
- Ford motor company now recommends sae 5W-30 viscosity grade for servicing any ford gasoline-powered...
- Ford motor company has released a new electrical grease ( F8AZ - 19G208-AA ) to reduce the possibility of...
- Concerns with front drive axle fluid may leak out of the vent under some driving modes on some vehicles
- Mass air flow (maf)- sensor contamination- service tip
- Information on a new transmission fluid usage chart
- Information on tire company telephone numbers for customer assistance
- Experiencing a whining / buzzing noise in the speakers of the entertainment radio or two-way radio
- Information on a buzzing or rattle noise from the exhaust system
- Recommended guidelines for towing behind recreational vehicles
- The use of petroleum-based grease as a lubricant in servicing disc brakes is no longer acceptable
- This bulletin contains service tips when servicing any brake related roughness / pull concerns
- Announcing the ford OEM air conditioning retrofit kit availability
- Front and rear bumpers made of xenoy plastic have had the conductive primer removed from service parts
- Subject regarding a new service center support that uses a thrust bearing (#3 and #4) in place of thrust...
- Fuel economy- customer expectations versus vehicle usage
- Fluid- transmission fluid usage charts
- Frame- rivet replacement with bolts- service tips
- 4.0L equipped vehicles may experience temperature gauge fluctuation that may be accompanied with a...
- 4.0L equipped vehicles may experience temperature gauge fluctuation that may be accompnied with a thumping...
- Transaxle - torque converter replacement guidelines and torque converter/transaxle cooling system cleaning...
- Brakes - brake service - service tips
- Wiring - electrical diode identification and service replacements
- Torque converter - leak test procedure - service tip
- Windshield and interior glass - fog/film
- Experiencing a rapping or clanging noise when the steering wheel is turned rapidly or when turning on a...
- The use of petroleum-based grease as a lubricant in servicing disc brakes is no longer acceptable because...
- Vehicle may exhibit a moan when turning - to correct this condition, replace the high pressure hose with a...
- High altitude transmission available
- Sheet metal-roof panel and drip rail replacement- seam sealer application procedure
- Door-replacement sliding - service tip
- Air conditioning-poor performance even though a/c system is functioning properly service tips
- Temperature gauge - fluctuating and /or inaccurate high readings
- Vehicles may have a disconnect of the ignition control module (ICM) connector or moisture buildup within...
- Front door glass tipping and binding during downward travel
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