1998 Buick Park Avenue Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe Problems

NHTSA component category: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE · data through 07/12/2026

23Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe complaints

9.3%Of all 246 complaints

#2Most-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:exhaust system:manifold/header/muffler/tail pipe ranks on this vehicle

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE41 · 16.7%

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE23 · 9.3%

ENGINE AND ENGINE COOLING:ENGINE21 · 8.5%

ENGINE AND ENGINE COOLING17 · 6.9%

FUEL SYSTEM, GASOLINE14 · 5.7%

Share of the 246 complaints citing each category; one complaint can cite several. Full breakdown on the 1998 Buick Park Avenue overview page.

What owners report

“ENGINE COOLANT DEX COOL LEAKED INTO ENGINE THROUGH DEFECT IN UPPER MANIFOLD, DESTROYING ENTIRE ENGINE, REQUIRING COMPLETE NEW ENGINE.”NHTSA complaint 766722 — filed 09/04/2002

“ENGINE WOULD NOT START. CAR HAD TO BE TOWED TO DEALERSHIP FOR REPAIR. R&R UPPER INTAKE, CLEAN WATER OF OF INTAKE, REPLACE PLUGS, MANIFOLD, COOLANT…”NHTSA complaint 766403 — filed 08/29/2002

“CRACK IN PLASTIC COVER OF THE MANIFOLD/EMISSION SYSTEM. THERE WAS A POP AND THE PARKING AREA FILLED WITH BLACK/BLUE SMOKE. CAR WOULD NOT START AFTER…”NHTSA complaint 9005317 — filed 05/22/2002

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

Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe complaints by year filed

Frequently asked questions

Does the 1998 Buick Park Avenue have engine and engine cooling:exhaust system:manifold/header/muffler/tail pipe problems?

Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe is the #2 most-reported problem area on the 1998 Buick Park Avenue: 23 of 246 complaints on file (9.3%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 1998 Buick Park Avenue have in total?

246 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 7 involved a crash, 29 involved a fire, 4 reported injuries, and none reported deaths.

What does NHTSA's engine and engine cooling:exhaust system:manifold/header/muffler/tail pipe category include?

NHTSA assigns each complaint to standard component categories; this page reports the ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE 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.