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SuspensionPart report

2005 Pontiac Grand Prix Suspension Problems

Complaints
3about this part
Share
2%of 148 total for the year
Median mileage
25,597miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the suspension of the 2005 Pontiac Grand Prix, 2% of the 148 complaints for this model year. Where a mileage was given, the median is 25,597 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Left front lower front control arm started to collapse due to severe rust through. There was no warning, only a sudden creaking and groaning noise and sone difficulty turning the wheels while driving home on country roads. Earlier in the day, we had been on the interstate traveling at 65 MPH. If this control arm fully fractured at that speed we would have lost all steering ability, this car has only 26363 miles on it.”

NHTSA complaint #10899049, filed 2016-08, 26,363 miles

“Passenger side rear suspension strut (spring/shock assembly) suddenly collapsed downward because lower spring retainer ring rusted away, allowing suspension spring to push downward and up against rear tire. Happened when we were pulling out of driveway, first heard a thump, followed by a dragging sound and then saw blue smoke coming from rear passenger side wheel well. At first we though a tree branch had gotten caught under the vehicle (we live in a rural area). Vehicle had to be towed from driveway for repair. …”

NHTSA complaint #10822618, filed 2016-01, 25,597 miles

“The driver's side rear suspension trailing arm, which attaches to the frame and rear wheel assembly suddenly sheared away due to rust through. The purpose of the trailing arm is to keep the rear wheel ridged and prevent it from moving backwards or forwards. Even if the trailing arm did not drop to the ground, the car may not handle properly, especially at high speeds, with a rear wheel acting like a loose cannon. Since the break was near the point where it attached to the frame the implications are enormous. …”

NHTSA complaint #10638272, filed 2014-09, 24,012 miles

Related service bulletins

Suspension: other model years

YearComplaintsShare of year
200811%
200721%
2006104%
200532%
2004153%
200333%
2002124%
200172%
2000163%
1999102%
1998133%
1997263%
199623%
199542%
199431%
199332%
199233%
199142%
1990137%
198964%
198867%

Other parts of the 2005 Pontiac Grand Prix

Electrical system
45 complaints
Transmission and drivetrain
40 complaints
Steering
24 complaints
Brakes
16 complaints
Engine
14 complaints
Air bags
10 complaints
Other or unknown
8 complaints
Engine cooling
6 complaints
Body and structure
6 complaints
Electronic stability control
5 complaints
Tires
5 complaints
Vehicle speed control
5 complaints

← All problems reported for the 2005 Pontiac Grand Prix

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology