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2018 Chevrolet Tahoe brakes problems
critical
Owners of the 2018 Chevrolet Tahoe have filed 12 NHTSA complaints about the brakes at roughly $450 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation.See brakes across all vehicles →
Complaints
12
Recalls
3
Avg fix
$450
brakes complaints on the Chevrolet Tahoe, by model year
General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5
A decrease in brake assist can increase the brake pedal effort and distance required to stop the vehicle, increasing the risk of a crash.
Fix: GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at 1-800-458-8006 or Chevrolet customer service at 1-800-630-2438. GM's number for this recall is N202300860.
General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles
As the vacuum level drops, the brake assist decreases, increasing braking effort, extending the distance required to stop the vehicle, thereby increasing the risk of a crash.
Fix: GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began October 8, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's number for this recall is N192268490.
General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5
Unintended activation of the driveline-protection system will cause unintended braking on the wheel on the opposite side of the failed sensor, causing the vehicle to pull to one side unexpectedly, increasing the risk of a crash.
Fix: GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began December 11, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438 or GMC customer service at 1-800-462-8782. GM's number for this recall is N192261050.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering brakes 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.
Service Bulletin25-NA-065Mar 2025
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Technician will need to gain access to the body harness. Install trailer brake controller harness General Motors part number 23184088 into Middle Bus Electrical Center (X61A).
This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
The failure pattern owners describe
The 2018 Tahoe brake complaints center on a failing vacuum pump system that compromises brake assist. Owners describe a hard brake pedal that requires heavy foot pressure, extended stopping distances, and illuminated brake warning lights. One owner experienced total brake failure on I-95 and had to use the emergency brake twice to stop. Another reported brakes skipping during normal stops and reversing. When the vacuum pump seizes or deteriorates, brake assist drops, and the system responds by lighting the dashboard with "service brake assist" warnings.
Many owners link their symptoms to GM's Special Coverage Adjustment N182202780 (brake assist loss) and NHTSA Campaign 19V761000, yet dealerships tell them their VINs are not included in those recalls—despite identical failure patterns. One owner took the vehicle to the dealer three times without resolution. A separate failure mode involves unintended brake pulling (left or right) paired with a spurious "trailer brake system failure" message on vehicles that have never towed. Another complaint describes a vacuum leak that causes a rock-hard brake pedal after overnight parking. Repair costs and parts information are sparse in these narratives; one owner's vacuum pump was replaced, but several others report the dealer refused to diagnose or repair due to VIN exclusions from recall lists.
Same Chevrolet Tahoe brakes reports on nearby years: 2015 · 2016 · 2017 · 2021
Failure modes owners describe
Vacuum pump failure with reduced brake assist
The brake vacuum pump deteriorates or seizes, reducing vacuum pressure in the brake system. This causes brake assist to decrease, requiring significantly harder pedal pressure to stop the vehicle and extending braking distance—a serious safety hazard. Owners report hard brake pedal feel, extended stopping distance, and illuminated brake warning lights.
When: 72,000 miles noted in one complaint; no consistent mileage pattern across narratives
Symptoms owners cite: Brake pedal requires hard pressure to depress; Vehicle takes longer to stop (extended braking distance); Brake assist warning light illuminated; Service brake assist message on dashboard; Vibrating brake pedal; Ticking noise from engine during brake malfunction
Codes mentioned:N182202780 (Brake Assist Decreased Due to Vacuum Loss), 19V761000 (Service Brakes, Hydraulic, Service Brakes, Electronic Stability Control)
Repairs/costs cited: Vacuum pump replacement; one owner's dealer did not repair the vehicle despite diagnosis
Recalls/TSBs owners mention: GM issued Special Coverage Adjustment N182202780 for brake assist decrease due to vacuum loss; however, many complainants report their VINs are not covered by available recalls despite having identical symptoms. NHTSA Campaign 19V761000 mentioned but some VINs excluded.
Brake skipping and loss of braking effectiveness
During braking or reversing, brakes skip or fail to operate properly. Both service brake assist and brake assist warning lights illuminate. One owner reported complete brake failure during highway driving, requiring emergency brake deployment.
When: 84,000 miles in one case; otherwise unspecified
Symptoms owners cite: Brakes skip during stopping or reversing; Brakes fail to operate as needed; Service brake assist warning light illuminated; Brake assist warning light illuminated; Complete brake failure (in one severe case); Inability to stop vehicle with normal brake application
Codes mentioned:19V761000 (Service Brakes, Hydraulic, Service Brakes, Electronic Stability Control)
Repairs/costs cited: No repairs reported for skipping brake complaints
Recalls/TSBs owners mention: Campaign 19V761000 referenced but VINs not consistently included in recall coverage
Unintended brake pulling to left or right with trailer brake system message
Brakes apply unevenly, pulling the vehicle hard to the left or right during braking. A 'trailer brake system failure' message displays on the dash despite the vehicle never having towed anything. Battery drain occurs simultaneously with the message.
When: Unspecified
Symptoms owners cite: Brake pedal pulls hard to left or right; Trailer brake system failure message on dashboard; Battery drains during brake system malfunction; Electrical system cycling off during driving
Codes mentioned:N192261050 (GM service bulletin related to similar issue)
Repairs/costs cited: No repair details provided by complainant
Recalls/TSBs owners mention: GM service bulletin N192261050 exists for this issue; no warranty repair or recall information provided
Vacuum leak causing hard brake pedal after overnight sitting
Vacuum pressure bleeds out of the brake system during overnight vehicle inactivity, causing the brake pedal to feel very hard and require excessive force the following morning. A vacuum leak exists in the system but owners report no recall coverage for their vehicles.
When: Manifests after 6+ months of ownership; occurs after overnight parking
Symptoms owners cite: Brake pedal extremely hard to push after overnight sitting; Vacuum pressure loss over time; Normal brake feel returns after vehicle runs and rebuilds vacuum
Repairs/costs cited: No repairs completed; owner reports dealer and GM deny recall coverage
Recalls/TSBs owners mention: GM and dealer state this model and year not covered under current recall
Synthesized from 12 NHTSA owner complaints — unverified consumer
allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting
1 most recent
brakes
· filed 10/23/2022
While driving home, the the FAC, forward automatic crash, indicator light came on, I applied the brakes and watched to my dismay as my vehicle slowed down but would not stop. I applied steady hard pressure until impact with another vehicle in front of me. The FAB, forward automatic braking system never kicked in. I will contact the dealer concerning the above issue.
Had brakes trouble with your 2018 Chevrolet Tahoe?
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 brakes problem on the 2018 Chevrolet Tahoe?
It's a serious issue. 12 complaints have been filed, including 2 reports involving a crash and 1 fatality(ies). We've classified it as critical based on NHTSA's reported outcomes.
At what mileage does the brakes typically fail?
Based on the 12 complaints filed, brakes issues most often appear around 57,067 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $450 for brakes 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 brakes?
Yes — 3 active recall(s) cover brakes issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.
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/2018/Chevrolet/Tahoe.
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.