1999 Pontiac Grand AM Service Brakes, Hydraulic:foundation Components:disc:rotor Problems

NHTSA component category: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR · data through 07/12/2026

68Service Brakes, Hydraulic:foundation Components:disc:rotor complaints

8%Of all 849 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 service brakes, hydraulic:foundation components:disc:rotor ranks on this vehicle

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP72 · 8.5%

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR68 · 8%

ELECTRICAL SYSTEM54 · 6.4%

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC53 · 6.2%

VISIBILITY:POWER WINDOW DEVICES AND CONTROLS52 · 6.1%

Share of the 849 complaints citing each category; one complaint can cite several. Full breakdown on the 1999 Pontiac Grand AM overview page.

What owners report

“BRAKE ROTORS WERE COMPLETELY WARPED, POSSIBLY FROM BEING TOO THIN. THIS HAS CAUSED EXTENDED STOPPING DISTANCE .MANUFACTURER STATED THAT PARTS WERE ON BACK ORDER FOR…”NHTSA complaint 863772 — filed 06/19/2000

“WHEN THE BRAKES WERE APPLIED VEHICLE BEGAN TO SHAKE FROM SIDE TO SIDE BECAUSE THE ROTORS HAD WARPED. DEALER WAS NOTIFIED.”NHTSA complaint 863709 — filed 06/16/2000

“WHILE DRIVING ABOUT ANY SPEED COULD STEP ON BRAKES PEDAL AND VEHICLE WILL START VIBRATING DUE TO PREMATURE/FREQUENT WEAR OF ROTORS.”NHTSA complaint 861617 — filed 05/08/2000

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

Service Brakes, Hydraulic:foundation Components:disc:rotor complaints by year filed

Frequently asked questions

Does the 1999 Pontiac Grand AM have service brakes, hydraulic:foundation components:disc:rotor problems?

Service Brakes, Hydraulic:foundation Components:disc:rotor is the #2 most-reported problem area on the 1999 Pontiac Grand AM: 68 of 849 complaints on file (8%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 1999 Pontiac Grand AM have in total?

849 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 73 involved a crash, 13 involved a fire, 60 reported injuries, and 16 reported deaths.

What does NHTSA's service brakes, hydraulic:foundation components:disc:rotor category include?

NHTSA assigns each complaint to standard component categories; this page reports the SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR 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.