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2008 Mercury Mariner Vehicle Speed Control Problems

NHTSA component category: VEHICLE SPEED CONTROL · data through 07/12/2026

29Vehicle Speed Control complaints
6.3%Of all 461 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 vehicle speed control ranks on this vehicle

STEERING296 · 64.2%
POWER TRAIN55 · 11.9%
VEHICLE SPEED CONTROL29 · 6.3%
SERVICE BRAKES29 · 6.3%

Share of the 461 complaints citing each category; one complaint can cite several. Full breakdown on the 2008 Mercury Mariner overview page.

What owners report

“IN COLD WEATHER MY GAS PEDAL STICKS. EVEN AFTER I HAVE STARTED MY CAR AND LET RUN FOR 10-15 MINUTES. WHEN I GET IN, REVERSE…”NHTSA complaint 10671369 — filed 01/09/2015
“ACTS LIKE THROTTLE BODY FAILURE. NO POWER WHEN ACCELERATING BUT RPMS GO UP AND THEN SURGES WHEN FINALLY THROTTLE WORKS . WRENCH LIGHT ON.”NHTSA complaint 10645051 — filed 10/16/2014
“WHILE DRIVING MY CAR STALLS WITHOUT WARNING THEN IT JERKS REAL HARD AND TAKES OFF SO I HAVE TO RIDE THE BRAKES AFTER COMING TO…”NHTSA complaint 10566766 — filed 03/03/2014

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

Vehicle Speed Control complaints by year filed

22009320103201232013620142201542016320171201922021

Frequently asked questions

Does the 2008 Mercury Mariner have vehicle speed control problems?

Vehicle Speed Control is the #3 most-reported problem area on the 2008 Mercury Mariner: 29 of 461 complaints on file (6.3%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2008 Mercury Mariner have in total?

461 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 9 involved a crash, 0 involved a fire, 5 reported injuries, and none reported deaths.

What does NHTSA's vehicle speed control category include?

NHTSA assigns each complaint to standard component categories; this page reports the VEHICLE SPEED CONTROL 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.