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1998 Buick Lesabre Engine And Engine Cooling:engine Problems

NHTSA component category: ENGINE AND ENGINE COOLING:ENGINE · data through 07/12/2026

40Engine And Engine Cooling:engine complaints
10%Of all 400 complaints
#3Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How engine and engine cooling:engine ranks on this vehicle

Share of the 400 complaints citing each category; one complaint can cite several. Full breakdown on the 1998 Buick Lesabre overview page.

What owners report

“ENGINE IN OUR CAR BLEW A HEAD GASKET, OUR MECHANIC SAID HE HAS HAD TO WORK ON 4 ADDITIONAL CARS THE SAME MODEL AS OURS…”NHTSA complaint 739795 — filed 01/22/2001
“WHEN GOING DOWN A STEEP HILL AND TRYING TO BRAKE VEHICLE SHUT OFF. ALSO, ENGINECHECK LIGHT CAME ON AS THOUGH VEHICLE HAS OVERHEATED. A BULLETIN…”NHTSA complaint 864674 — filed 07/03/2000
“SERPENTINE BELT FLIPPED OFF PULLEY BECAUSE CRANK PULLEY IS BENT AT INNER GROVE BELT. YH”NHTSA complaint 608841 — filed 02/01/1999

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Engine And Engine Cooling:engine complaints by year filed

11998119991200012001220021720031220044200512009

Frequently asked questions

Does the 1998 Buick Lesabre have engine and engine cooling:engine problems?

Engine And Engine Cooling:engine is the #3 most-reported problem area on the 1998 Buick Lesabre: 40 of 400 complaints on file (10%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 1998 Buick Lesabre have in total?

400 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 15 involved a crash, 43 involved a fire, 9 reported injuries, and none reported deaths.

What does NHTSA's engine and engine cooling:engine category include?

NHTSA assigns each complaint to standard component categories; this page reports the ENGINE AND ENGINE COOLING:ENGINE category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/12/2026.