FordL-Series1991Overview/ford/l-series/1991/base/

1991 Ford L-Series

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1991 L-Series.

The 1991 Ford L-Series serves as the brand's dedicated truck platform, engineered to accommodate demanding work applications. Despite the rigorous use such vehicles typically endure, this model year recorded an exceptionally low total of just one owner complaint and zero recalls. With that solitary grievance centered on the suspension, the 1991 model sits as a remarkably trouble-free entry in the L-Series reliability history, signaling to researchers a year of outstanding mechanical integrity and minimal systemic faults.

Model year199819971996199519941993199219911990

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

Owner complaints about the 1991 Ford L-Series dominate in one area — the suspension, 1 of 1 reports (100%), well ahead of the next concern. NHTSA has issued no recalls for this vehicle, so these are owner-reported concerns only. 1 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the suspension pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

0
Open recalls
NHTSA campaigns
37
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
1
Owner complaints
1 involved a crash · 0 a fire

Owner complaints filed with NHTSA, by component

All 1 complaints on record, top 1 components.

Suspension1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific L-Series. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 1991 L-Series have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.