CRITICAL FIRE HAZARD - IMMEDIATE ACTION REQUIRED: General Motors has issued an urgent safety recall affecting 62,468 Chevrolet Silverado medium-duty trucks due to a dangerous brake pressure switch defect that can cause vehicle fires. If you own a 2019-2025 Silverado 4500HD, 5500HD, or 6500HD, you must take immediate action. At Rohnert Park Transmission & Auto Repair, we're providing FREE emergency brake inspections and priority repair scheduling for all affected vehicles. PARK YOUR TRUCK OUTSIDE IMMEDIATELY - DO NOT PARK IN GARAGE.
Official Recall Details: NHTSA Campaign #25V390
The National Highway Traffic Safety Administration (NHTSA) announced this recall on June 27, 2025. This is a **Priority 1 Safety Recall** due to the fire risk. GM Reference Number: N252456330.
Vehicles Covered by This Recall
Affected Models (ALL are included):
- 2019-2025 Chevrolet Silverado 4500HD (Chassis Cab)
- 2019-2025 Chevrolet Silverado 5500HD (Chassis Cab)
- 2019-2025 Chevrolet Silverado 6500HD (Chassis Cab)
Total Units Affected: 62,468 trucks across all model years
Identification: These are the commercial-grade medium-duty Silverado chassis cab trucks, commonly used for:
- Tow trucks and flatbeds
- Dump trucks and construction
- Delivery and box trucks
- Utility and service vehicles
- RV and motorhome chassis
- Municipal and fleet vehicles
The Dangerous Defect: How Fires Can Start
Technical Details of the Brake Pressure Switch Failure
The recalled vehicles are equipped with a hydraulic brake pressure switch located in the brake system's high-pressure circuit. GM's investigation has identified that this switch can fail in a specific way that creates a fire hazard:
The Failure Sequence:
1. **Internal Switch Degradation**: The brake pressure switch's internal components can degrade over time, particularly under the high-pressure cycling common in commercial truck applications
2. **Brake Fluid Leak**: When the switch fails, hydraulic brake fluid can leak past the switch seal
3. **Contact with Hot Components**: The leaked brake fluid can contact nearby hot engine or exhaust components
4. **Fire Ignition**: Brake fluid is flammable when heated - contact with hot surfaces above 400F can cause ignition
5. **Rapid Fire Spread**: Once ignited, the fire can quickly spread through the engine compartment
Why This Is Especially Dangerous
- **Fires can occur while parked**: The defect can cause fires even when the vehicle is not running, which is why GM specifically warns against parking in garages
- **No warning signs**: Unlike many defects, there may be no prior symptoms before failure
- **Commercial use increases risk**: The heavy-duty application of these trucks (towing, hauling, frequent braking) accelerates component wear
- **Larger fuel tanks**: Medium-duty trucks have larger fuel tanks, increasing fire severity if ignition occurs
Immediate Actions You Must Take
Step 1: Park Outside Immediately (DO THIS NOW)
Critical: If you have an affected Silverado 4500HD, 5500HD, or 6500HD:
- **DO NOT park in a garage** - fires can start when parked
- **DO NOT park near buildings** - maintain at least 20 feet clearance
- **DO NOT park near other vehicles** - prevent fire spread
- **Consider temporarily suspending vehicle use** until repair is completed
Step 2: Verify Your Vehicle's Recall Status
Check Your VIN (Vehicle Identification Number):
- Dashboard driver's side (visible through windshield)
- Driver's door jamb sticker
- Vehicle registration documents
- Insurance documentation
Verify Recall Status Through:
- **NHTSA**: nhtsa.gov/recalls - Enter your 17-digit VIN
- **GM**: my.chevrolet.com/recalls - Register and check your vehicle
- **Call GM**: 1-800-222-1020 (Reference recall #N252456330)
- **Visit Us**: Free VIN check at Rohnert Park Transmission
Step 3: Schedule Immediate Repair
Once verified, schedule the repair immediately. Do not delay - this is a serious fire hazard. We offer priority scheduling for safety recall repairs.
The Official GM Fix
What the Recall Repair Includes
GM dealers and qualified repair facilities will perform the following repair:
Primary Repair - Brake Pressure Switch Replacement:
- Remove and replace the defective brake pressure switch
- Install updated brake pressure switch with improved internal seal design
- Inspect surrounding components for any fluid damage
- Bleed brake system to remove any air introduced during service
- Test brake system operation and pressure switch function
Secondary Inspection:
- Visual inspection of engine compartment for any signs of fluid leakage
- Check brake fluid reservoir level and condition
- Inspect brake lines and fittings near the pressure switch
- Verify no heat damage to adjacent wiring or components
Repair Time and Cost
Cost to Owner: $0 (100% Covered by GM)
- All parts included at no charge
- All labor included at no charge
- Applicable regardless of warranty status
- Applicable regardless of vehicle mileage
Estimated Repair Time: 1-2 hours depending on configuration
Warning Signs That May Indicate Failure
While the defect can occur without warning, owners should watch for these potential indicators:
Brake System Warning Signs
- Brake warning light illumination
- ABS warning light activation
- Soft or spongy brake pedal
- Brake pedal traveling further than normal
- Visible fluid leaks under the vehicle (amber/brown color)
- Low brake fluid level in reservoir
Fire Warning Signs (EMERGENCY)
- Burning smell, especially when parked
- Smoke from engine compartment
- Unusual heat from hood area
- Visible flames (CALL 911 IMMEDIATELY)
If you smell smoke or see flames:
1. DO NOT open the hood (oxygen feeds fire)
2. Turn off ignition and exit vehicle immediately
3. Move at least 100 feet away from vehicle
4. Call 911
5. Do not attempt to fight the fire yourself
Why Medium-Duty Silverados Are Particularly Important
Commercial Impact in Sonoma County
The Silverado 4500HD, 5500HD, and 6500HD chassis cab trucks are workhorses of the commercial vehicle industry. In Sonoma County, these vehicles are commonly used by:
Construction & Trades:
- General contractors and builders
- Landscaping companies
- Plumbing and HVAC services
- Electrical contractors
Agriculture & Wine Industry:
- Vineyard operations
- Agricultural hauling
- Equipment transport
Municipal & Emergency Services:
- Utility companies (PG&E, Water districts)
- Tow and recovery services
- Municipal fleet vehicles
Transportation & Delivery:
- Box truck and delivery services
- Furniture and appliance delivery
- Food service and distribution
Fleet Owner Responsibilities
If you operate a fleet of commercial vehicles, you have additional obligations:
- **Document all affected vehicles** by VIN
- **Notify all drivers** of the recall and safety procedures
- **Schedule repairs systematically** to maintain business operations
- **Consider rental alternatives** if vehicles must be taken out of service
- **Maintain records** of recall completion for DOT compliance
Legal Rights and Compensation
Your Rights Under Federal Law
The National Traffic and Motor Vehicle Safety Act provides significant protections:
Free Repair Regardless of:
- Warranty status (even if expired)
- Mileage (no limit)
- Vehicle age (all 2019-2025 models covered)
- Original owner status (subsequent owners covered)
Reimbursement for Prior Repairs:
If you previously paid for brake pressure switch replacement due to this issue before the recall was announced, you may be entitled to reimbursement. Keep all receipts and contact GM customer service.
Rental Car Coverage:
If the recall repair cannot be completed same-day, GM may provide rental car coverage. Contact GM directly for authorization.
If Your Vehicle Caught Fire
If your Silverado 4500HD/5500HD/6500HD experienced a fire potentially related to this defect:
1. **Document everything**: Photos, fire department report, insurance claim
2. **Report to NHTSA**: File a complaint at nhtsa.gov/report-a-safety-problem
3. **Contact GM**: 1-800-222-1020 for potential vehicle buyback or compensation
4. **Consult an attorney**: You may have grounds for additional compensation
5. **Preserve evidence**: Do not dispose of the vehicle until all investigations are complete
How Rohnert Park Transmission Can Help
Our Recall Support Services
At Rohnert Park Transmission & Auto Repair, we're committed to helping affected Silverado owners get through this recall safely and efficiently:
Free VIN Verification:
Not sure if your truck is affected? Bring it in or call us with your VIN - we'll check the recall database immediately at no charge.
Priority Recall Scheduling:
Safety recalls get priority scheduling. We understand that commercial vehicles need to stay on the road, and we work to minimize your downtime.
Comprehensive Brake Inspection:
Beyond the recall repair, we'll perform a complete brake system inspection to ensure everything is operating safely.
Commercial Fleet Support:
For fleet operators, we offer coordinated scheduling to process multiple vehicles efficiently while maintaining your business operations.
Our Medium-Duty Truck Expertise
Our ASE Certified technicians have extensive experience with GM medium-duty trucks:
- Duramax diesel engine service and repair
- Allison transmission service
- Air brake systems (where equipped)
- Commercial vehicle electrical systems
- DOT compliance inspections
- Preventive maintenance programs
Frequently Asked Questions
Q: Are regular Silverado 1500/2500/3500 trucks affected?
A: No, this specific recall only affects the medium-duty 4500HD, 5500HD, and 6500HD chassis cab models. Regular Silverado pickups (1500, 2500HD, 3500HD) use a different brake system and are NOT included in this recall.
Q: My truck seems fine - do I really need the repair?
A: Yes, absolutely. The defect can occur without any warning signs. A fire could start even while parked. Do not delay the repair regardless of current vehicle operation.
Q: Can I get the recall done at any repair shop?
A: Yes, the recall repair can be performed at GM dealerships or qualified independent repair facilities like Rohnert Park Transmission. Parts may need to be ordered through GM.
Q: How long will the repair take?
A: The brake pressure switch replacement typically takes 1-2 hours. Additional time may be needed if inspection reveals other issues.
Q: Will I be notified by GM?
A: GM is required to notify registered owners by mail. However, notification may take weeks - don't wait for the letter if you believe your vehicle is affected. Verify your VIN status immediately.
Q: What if I need my truck for work?
A: We understand commercial vehicles are essential for business. We offer early morning drop-off and try to complete same-day repairs when possible. For fleet vehicles, we can coordinate scheduling to minimize business impact.
Take Action Now - Don't Wait
This recall represents a serious, immediate fire hazard. Every day you delay increases your risk. The brake pressure switch could fail at any time - while driving, while parked, while you sleep.
Your immediate action checklist:
1. Park outside NOW - not in garage
2. Check your VIN at nhtsa.gov/recalls
3. Call us at (707) 584-7727 to schedule repair
4. Watch for warning signs until repair is complete
5. Share this information with other Silverado 4500HD/5500HD/6500HD owners
Schedule Your Free Brake Inspection Today
At Rohnert Park Transmission & Auto Repair, your safety is our top priority. We're offering FREE brake inspections for all Silverado 4500HD, 5500HD, and 6500HD owners - whether your truck is affected by this recall or not.
Call us now at (707) 584-7727 to schedule your inspection. We're here Monday through Friday to help keep your truck safe and on the road.
Don't gamble with fire safety. Don't park in your garage. Don't wait for the mail. Take action today and protect yourself, your property, and your livelihood.
Additional Recall Resources
Official Sources:
- NHTSA Recall Page: nhtsa.gov/recalls
- GM Recall Information: my.chevrolet.com/recalls
- GM Customer Service: 1-800-222-1020
- NHTSA Hotline: 1-888-327-4236
Report Safety Issues:
If you experience any issues related to this defect, report them to NHTSA at nhtsa.gov/report-a-safety-problem. Your report helps protect other vehicle owners.
Stay Informed:
Bookmark this page and check back for updates as GM releases additional information about this recall. We'll update this article as new details become available.
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