1988 Cadillac Allante Problems: 1 Known Issue
1988 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated November 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 1988 Cadillac Allante has 1 documented issue, with 1 rated critical. The most serious is Fuel-Cap Pressure-Relief Valve May Stick Open (Recall 88V072). DIY maintenance guides at au7o.io.
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All 1 Known Issue
NHTSA Recalls2 recalls
FUEL SYSTEM, GASOLINE
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
PRESSURE RELIEF VALVE IN FUEL CAP MAY STICK DURING THE TURN TO VENT FUNCTION, CAUSING THE VALVE TO REMAIN OPEN.
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Frequently Asked Questions
What are the most common Cadillac Allante problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 1988 Cadillac Allante has 1 documented issue. The documented issue is: Fuel-Cap Pressure-Relief Valve May Stick Open (Recall 88V072). Of these, 1 is rated critical and should be addressed promptly.
Is the Cadillac Allante reliable?
The 1988 Cadillac Allante has 1 known issue compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Fuel-Cap Pressure-Relief Valve May Stick Open (Recall 88V072). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
What is the 1988 Cadillac Allante Fuel-Cap Pressure-Relief Valve May Stick Open (Recall 88V072)?
On certain 1988 Allante vehicles, the pressure-relief valve in the fuel cap can stick during the turn-to-vent function and remain open, allowing fuel spillage during or after a collision and creating a fire risk. Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.