This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
full bulletin at NHTSA ↗2011 Buick LaCrosse suspension problems
severe Owners of the 2011 Buick LaCrosse have filed 26 NHTSA complaints about the suspension, typically surfacing around 76,000 miles at roughly $900 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See suspension across all vehicles →
Failure mileage
Complaints
26
Recalls
0
Avg fix
$900
| Model year | suspension complaints |
|---|---|
| 2007 LaCrosse | 4 |
| 2008 LaCrosse | 4 |
| 2010 LaCrosse | 13 |
| 2011 LaCrosse (this page) | 26 |
| 2012 LaCrosse | 30 |
| 2013 LaCrosse | 27 |
2crashes
1injury
What stands out
Owners have filed 26 suspension complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
Among the 9 model years of Buick LaCrosse in our records for suspension problems, this one ranks #3 by owner-complaint volume.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering suspension on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
full bulletin at NHTSA ↗This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
full bulletin at NHTSA ↗This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for furthe
full bulletin at NHTSA ↗This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
The failure pattern owners describe
Owners report a suspension system with persistent problems across the vehicle's life. At extremely low mileage—200 miles—one owner experienced catastrophic front suspension failure when the rim cracked open, locking the wheel onto the brake caliper and snapping the tie rod end while traveling at 10 mph with no impact. The resulting domino effect bent the A-arm and damaged the engine cradle. The owner brought in a GM engineer who found no collision damage but declined to discuss the structural failure; GM refused a refund.
Early failures also include a right rear tie rod bolt fracture at 3,036 miles that caused violent wheel jerking and loss of steering control, requiring tie rod and control arm replacement. Dealers told the owner they had never seen this happen.
Throughout the ownership range, owners report front-end knocking noises over bumps starting at 10,000 miles, rear thumping from suspension components that persists even after struts, shocks, and brakes are replaced, and Service Suspension warning lights appearing as early as 400 miles with no diagnosis available.
The most widespread issue is the rear toe link recall (NHTSA 20V764000), issued in early 2021, which triggered one actual detachment at 173,671 miles that sent a driver off the road at 45 mph. However, sixteen separate complaints reveal that by months after the recall notice, dealers still could not obtain parts to complete the repairs, leaving owners stranded with recalled vehicles they couldn't have fixed.
Same Buick LaCrosse suspension reports on nearby years: 2010 · 2012 · 2013
Failure modes owners describe
Rear toe link detachment
Rear driver's side toe link separated from suspension, causing loss of vehicle control. Owner reported this as a recalled defect (NHTSA 20V764000) and the manufacturer stated owners would be responsible for collateral damage repair costs.
When: 173,671 miles
Symptoms owners cite: Loss of vehicle control while driving at 45 mph; Vehicle drove off road into ditch; Air bags failed to deploy
Repairs/costs cited: Not repaired. Manufacturer advised dealer repair available but owner liable for collateral damages.
Recalls/TSBs owners mention: NHTSA Campaign 20V764000 (Suspension) recall issued; manufacturer advised dealer repair with owner responsible for collateral damage
Rear toe link bolt fracture
Right rear tie rod bolt broke while driving, causing violent steering wheel jerking and loss of directional control. The suspension control arm bent as a result. Owner stated dealers had not seen this failure before.
When: 3,036 miles
Symptoms owners cite: Violent jerking of wheel back and forth; Skidding down road with loss of steering control; Vehicle unable to track straight
Repairs/costs cited: Right rear tie rod bolt replaced; suspension control arm bent and replaced
Front suspension structural failure with wheel lock
Rim failed at center seam creating an oval opening that locked onto brake caliper, stopping the wheel and snapping the tie rod end. This caused the tire to wedge into the inner fender and bent the A-arm, damaging the engine cradle. Occurred at 10 mph with no impact. Owner reported GM engineer found no impact damage but refused to discuss structural failure. Owner alleges this was a newly redesigned suspension for the 2011 CXS Sport model.
When: 200 miles
Symptoms owners cite: Rim popped open at center seam; Wheel locked up on brake caliper; Tie rod end snapped; Tire wedged into inner fender; A-arm bent; Engine cradle damaged; Sudden suspension drop
Repairs/costs cited: Rim showed small chunk on inside where steering component contacted it; tire showed no impact bruises
Recalls/TSBs owners mention: GM engineer investigated but refused to discuss structural failure; owner denied refund and case went to attorney
Front end knocking noise over bumps
Loud knocking noise emitted from front passenger's side suspension over bumps and uneven road surfaces. Dealer diagnosed as front end suspension related but stated vehicle performed as designed.
When: 10,000 miles
Symptoms owners cite: Loud knocking noise from front passenger's side; Noise occurs over bumps; Noise on uneven road surfaces
Repairs/costs cited: Not repaired; dealer stated vehicle performed as designed
Rear suspension thumping noise
Loud thumping noise from rear of vehicle at various speeds and when braking. Dealer replaced rear brakes, struts, and shocks but the noise recurred, indicating an unresolved underlying issue.
When: 90,000 miles
Symptoms owners cite: Loud thumping noise from rear; Occurs at various speeds; Occurs when applying brakes; Noise recurred after parts replacement
Repairs/costs cited: Both rear brakes, struts, and shocks replaced; failure recurred despite repairs
Service Suspension warning light illumination
Service Suspension light illuminated on instrument panel at vehicle startup. Failure occurred very early in vehicle ownership.
When: 400–1,810 miles
Symptoms owners cite: Service Suspension light illuminated; Light on at vehicle startup
Repairs/costs cited: One instance: vehicle traded in without diagnosis; another instance: not diagnosed or repaired
Strut unavailable for replacement
Vehicle developed rattling and shaking at undisclosed mileage. Dealer diagnosed failed struts but the replacement part was no longer in production, making the vehicle unrepairable.
When: 169,000 miles
Symptoms owners cite: Rattling noises; Vehicle shaking
Repairs/costs cited: Struts needed replacement but parts no longer manufactured; vehicle not repaired
Recall repair parts shortage (NHTSA 20V764000)
Sixteen owners reported receiving recall notification (NHTSA Campaign 20V764000) for rear suspension toe links and adjuster fasteners, but dealers could not complete the work due to prolonged parts unavailability. Owners reported dealers confirmed parts were not available and manufacturers exceeded reasonable timeframes for remedy completion.
When: Not applicable (recall issued January 2021)
Symptoms owners cite: Owners notified of suspension recall; Unable to schedule recall repair; Manufacturers unable to supply parts; Delays of several months reported
Repairs/costs cited: Recall work not performed; rear suspension toe links and adjuster fasteners requiring replacement per recall
Recalls/TSBs owners mention: NHTSA Campaign 20V764000 (Suspension) recall issued but parts unavailable for extended period; one owner reported calling GM recall center 3 times over 5 weeks with no remedy available
Synthesized from 26 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 1 most recent
We bought a new 2011 Buick lacrosse cxs 11-15-10, drove it 200 miles and the front suspension failed in costco parking lot at 10 MPH and no impact. The rim popped open at the center seam creating a big oval opening that locked up on the brake caliper, stopping the wheel which snapped the tie rod end, letting the tire wedge into the inner fender then the a-arm bent and caused some damage to the…
Had suspension trouble with your 2011 Buick LaCrosse?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the suspension problem on the 2011 Buick LaCrosse?
It's a meaningful issue. 26 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $900.
At what mileage does the suspension typically fail?
Across the 9 complaints that reported odometer mileage, most suspension failures cluster between 10,000 and 169,000 miles, with the median around 76,000. A quarter of owners report trouble before 10,000; a quarter make it past 169,000. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $900 for suspension repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to suspension?
No active recalls currently cover suspension issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2011/Buick/LaCrosse.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.