Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2025SUBURBAN LS, 4WDREPAIR AND DIAGNOSISQUICK LOOKUPSTECHNICAL BULLETINSTECHNICAL SERVICE BULLETINSOTHER VARIANT
2025 Chevrolet Suburban LS, 4WD
Technical Service Bulletins: Other Variant
2025 Chevrolet Suburban LS, 4WDSECTION Other Variant
WARNING: This page is about the Suburban High Country, 3.0L Eng VIN 8, 4WD, which is a different variant/trim than selected.
- A/C Compressor
- Accessories & Equipment
- Accessories Control Systems
- Odometer Servicing When Odometer Cannot Be Set To Actual Mileage (PIT4720F)
- DTC U1961 K124 Image Processing Module (25-NA-157)
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Diagnostic Tip: Unable To Complete The Serial Data Authentication Configuration/ No Start Or Unable To Perform Theft Relearn After Replacing Or Programming A Module / DTC U1962 (PIT5832U)
- After Startup Unable To Shift From Park With A Conditions Not Met Message (PIT6273)
- Oily Substance On Windshield Leaking From Moisture Sensor (PIC6086H)
- Air Bag, SRS
- Anti-Lock Brakes
- Anti-Theft Systems
- Engineering Information - Glass Breakage And/Or The Anti-Theft Alarm Activating Without Any Actual Breakage Or Theft (PIE0842)
- Gm Accessory Illuminated Sill Plates Inoperative And /Or Gm Accessory Keyless Entry Keypad Inoperative (PIT6301)
- Key Fob Learn Fails / Unable To Learn Key Fobs / Unable To Program Fobs (PIT6284)
- Diagnostic Tips: Service Keyless Entry Message With No Related DTCS (PIT6276)
- Key Code Security Rules And Information On Gm KEYCODE Look-Up Application (U.S. Only) (10-00-89-009F)
- Automatic Trans
- Engineering Information - Information On Fluid Leaking At The Output Seal And/Or Front Slip Yoke (WELCH Plug Leak) (PIE0824A)
- 10L80 DTC P2714 (PIP6008E)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- After Startup Unable To Shift From Park With A Conditions Not Met Message (PIT6273)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Gm TAC Support On Vehicle Automatic Transmission Concerns That Can Be Duplicated (PIP5621E)
- Information On Driveline Clunk Noise (99-04-20-002O)
- Battery Management Systems
- Body Electrical
- J-35616-64B Or El-35616-58 Terminal Test Probe Information/Repair (PIT5074R)
- Information On Malfunction Indicator Lamp (Mil) Illuminated - DTCS P04CF, P04D0, P04D1, And/Or P04D2 Set (25-NA-099)
- Information On Malfunction Indicator Lamp (Mil) Illuminated - Multiple Circuit DTCS Set (25-NA-095)
- Information On Reflective High Temperature Heat And/Or Insulating Tape For Wiring Harness Repairs (PIT5962B)
- Abs SES Mil / Service Brake System / Service STABILITRAK / BSCM DTC P0606 P0562 (PIT6347A)
- Drivability Concerns, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (Mil) Illuminated - Multiple DTCS Set (23-NA-102)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- Body Interior
- SES Mil With ECM DTC P00FF And BCM DTC U1962 (PIT6281B)
- Super Cruise Will Not Activate With A Super Cruise Subscription Required Message (PIT6268A)
- Tire Pressure Monitoring System Learned Adjacent Vehicle DTC C1171-C1174 Set (25-NA-097)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On Use Of PICOSCOPE For Noise Isolation And Diagnosis (24-NA-239)
- Lin Bus Diagnostic Information (PIT5698E)
- Oily Substance On Windshield Leaking From Moisture Sensor (PIC6086H)
- Brakes Control Systems
- Information On Automatic Emergency Braking Event (AEB) Issues (25-NA-118)
- Service Trailer Brake Message With DTC C1114 When Connected To A Trailer With A HYDRASTAR Electric Over Hydraulic Trailer Brake Actuator (PIT6212C)
- Service Brakes Now Message Displayed On Radio With No Other Symptoms (PIT6349A)
- Abs SES Mil / Service Brake System / Service STABILITRAK / BSCM DTC P0606 P0562 (PIT6347A)
- Charging Systems
- Collision/Avoidance
- DTC U1961 K124 Image Processing Module (25-NA-157)
- All Active Safety Features Inoperable (PIC6587C)
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Cluster Showing EV Gauge Layout - No Audio - Rearview Camera And SUPERCRUISE Inoperative (PIT6335A)
- Diagnostic Tip - Turn Signal Activated Camera View (PIT6366)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Radio Software Update W23E-178.1.2-M174-SQBR6-93.3 (PIT6228A)
- Diagnostic Tip - One Or More Of The Following DTCS Setting In The Image Processing Module B1DD0 Sym57, B0126 Sym82, B1599 Sym13 (PIC6556H)
- Interior Vision Camera System With DTC B1C48 B1C46 B020A (PIT6274B)
- Super Cruise Unavailable Message DTC U1624, U023B, U053C Set (PIT6186D)
- #Pit6236A: Active Safety Features Inoperative Or Unavailable / Lane Keep Assist / Super Cruise / Forward Collision Alert / Auto High Beam After 12 Volt Battery Replacement Or Recharge (PIT6236A)
- Communication Devices
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Garage Door Opener Learn Fails / DTC U118B Loss Of Communication With Universal Garage Door Transmitter (PIT6368A)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Radio Software Update W23E-178.1.2-M174-SQBR6-93.3 (PIT6228A)
- Cooling System (Mechanical)
- Cruise Control Systems
- All Active Safety Features Inoperable (PIC6587C)
- Super Cruise Disengages/Driver Attention Assist Unavailable In Low Illuminated Conditions (PIT6356B)
- Super Cruise Will Not Activate With A Super Cruise Subscription Required Message (PIT6268A)
- Diagnostic Aid - Super Cruise Unavailable DTC U053C, U023B, U1624 Set (25-NA-060)
- Super Cruise Unavailable Message DTC U1624, U023B, U053C Set (PIT6186D)
- #Pit6236A: Active Safety Features Inoperative Or Unavailable / Lane Keep Assist / Super Cruise / Forward Collision Alert / Auto High Beam After 12 Volt Battery Replacement Or Recharge (PIT6236A)
- Electric Converters and Controllers
- Electric Motor Systems
- All Active Safety Features Inoperable (PIC6587C)
- Service Trailer Brake Message With DTC C1114 When Connected To A Trailer With A HYDRASTAR Electric Over Hydraulic Trailer Brake Actuator (PIT6212C)
- Interior Vision Camera System With DTC B1C48 B1C46 B020A (PIT6274B)
- Vehicle Wide Programming Instructions (24-NA-113)
- Electronic Suspension
- Engine Control Systems
- Engineering Information - Check Engine Lamp Illuminated On Driver Information Center (DIC), DTC P11D5 Set (PIE0843)
- Service Safety Restraint Message Displayed On The Driver Information Center (DIC) (25-NA-119)
- SES Mil With ECM DTC P00FF And BCM DTC U1962 (PIT6281B)
- Tire Pressure Monitoring System Learned Adjacent Vehicle DTC C1171-C1174 Set (25-NA-097)
- Information On Malfunction Indicator Lamp (Mil) Illuminated - DTCS P04CF, P04D0, P04D1, And/Or P04D2 Set (25-NA-099)
- Information On Malfunction Indicator Lamp (Mil) Illuminated - Multiple Circuit DTCS Set (25-NA-095)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Diagnostic Aid - Super Cruise Unavailable DTC U053C, U023B, U1624 Set (25-NA-060)
- Abs SES Mil / Service Brake System / Service STABILITRAK / BSCM DTC P0606 P0562 (PIT6347A)
- Drivability Concerns, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (Mil) Illuminated - Multiple DTCS Set (23-NA-102)
- Information On Use Of PICOSCOPE For Noise Isolation And Diagnosis (24-NA-239)
- Diagnostic Tip For The Name/Title Of DTCS U1616 / U1615 And/Or U053B On Vehicles Without Super Cruise (PIT6313)
- History DTC U0422 Set In The K5 Automatic Air Leveling Control Module Should Be Ignored (PIT6267)
- Entertainment Systems
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Radio Stability Issues After CARPLAY Use (PIT6379)
- Service Brakes Now Message Displayed On Radio With No Other Symptoms (PIT6349A)
- Cluster Showing EV Gauge Layout - No Audio - Rearview Camera And SUPERCRUISE Inoperative (PIT6335A)
- LCDD Data Provisioning Message On Replacement Radio (PIT6105D)
- Diagnostic Tip - Turn Signal Activated Camera View (PIT6366)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Front Center Display Screen Showing Unsupported Apps (25-NA-078)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Radio Software Update W23E-178.1.2-M174-SQBR6-93.3 (PIT6228A)
- Information On Infotainment Screen Hot To The Touch (24-NA-127)
- Exterior Body Panels
- Diagnostic Tip: Intermittent Thump Clunk Pop Click Noise From Front End Coming To A Stop / Taking Off From A Stop / At Random Times (Contact With Active Grill Shutters) (PIT5986D)
- Engineering Information - (EI Lite)-(Pictures Only) Lower Fascia And/Or Lower Grille Tabs Not Engaged And/Or Warped (PIE0823)
- Hoot Howl Whistle Type Wind Noise From The Front End Or Interior While Driving At Highway Speeds Or Squeak Rattle Noise From IP Dash (PIT5990C)
- Exterior Lights
- Exterior Lamp Condensation And Water Leak Information And Replacement Guidelines (01-08-42-001Q)
- Adding Integrated Trailer Brake Controller RPO JL1 (PIT5828C)
- Rear Tail / Stop / Turn Signal Lamps Intermittently Inoperative (PIT6310)
- #Pit6236A: Active Safety Features Inoperative Or Unavailable / Lane Keep Assist / Super Cruise / Forward Collision Alert / Auto High Beam After 12 Volt Battery Replacement Or Recharge (PIT6236A)
- Fuel System
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- Odometer Servicing When Odometer Cannot Be Set To Actual Mileage (PIT4720F)
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Interior Cleaning - Instrument Panel (IP), Hard Or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability (06-00-89-029W)
- Cluster Showing EV Gauge Layout - No Audio - Rearview Camera And SUPERCRUISE Inoperative (PIT6335A)
- Odometer Displays Zero Or Incorrect Mileage After Programming DTCS U1973 U197E U197F U2A90 U2A91 U1978 And/Or U197F (PIT5851F)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Radio Software Update W23E-178.1.2-M174-SQBR6-93.3 (PIT6228A)
- Hoot Howl Whistle Type Wind Noise From The Front End Or Interior While Driving At Highway Speeds Or Squeak Rattle Noise From IP Dash (PIT5990C)
- Information On Infotainment Screen Hot To The Touch (24-NA-127)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- General Servicing
- Headlights
- Heated Glass/Defoggers
- HVAC Control Systems
- Ignition Switch/Steering Lock
- Ignition System
- Infotainment
- Interior/Exterior Trim
- Lubrication System
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Information On Flushing Oil Contamination From Cooling System (25-NA-052)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Information On Engine Oil Consumption Guidelines (01-06-01-011Q)
- Manual Steering
- Manual Trans
- Mechanical
- Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold (00-06-01-026R)
- Drivability Concerns, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (Mil) Illuminated - Multiple DTCS Set (23-NA-102)
- Use Of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces And/Or Reused Parts (00-06-01-012N)
- Mechanical - Hydraulic
- Memory Modules
- Mirrors
- Parking Brake System
- Passive Restraints
- Procedures
- Restraints Control Systems
- Starter
- Cluster Showing EV Gauge Layout - No Audio - Rearview Camera And SUPERCRUISE Inoperative (PIT6335A)
- Abs SES Mil / Service Brake System / Service STABILITRAK / BSCM DTC P0606 P0562 (PIT6347A)
- No Crank Due To Dead Battery / Battery Draw / Unwanted Alarm (PIT5993D)
- Diagnostic Tip: Unable To Complete The Serial Data Authentication Configuration/ No Start Or Unable To Perform Theft Relearn After Replacing Or Programming A Module / DTC U1962 (PIT5832U)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- #Pit6236A: Active Safety Features Inoperative Or Unavailable / Lane Keep Assist / Super Cruise / Forward Collision Alert / Auto High Beam After 12 Volt Battery Replacement Or Recharge (PIT6236A)
- Steering Column
- Various Radio Concerns RPO IVD And Ive (PIT6362C)
- Super Cruise Disengages/Driver Attention Assist Unavailable In Low Illuminated Conditions (PIT6356B)
- Service Safety Restraint Message Displayed On The Driver Information Center (DIC) (25-NA-119)
- Service Electronic Steering Column Lock (25-NA-096)
- Rubbing / Scraping Noise When Turning The Steering Wheel (PIT6302)
- Steering Control Systems
- Sun Roof/T-Top/Convertible Top
- Suspension Control Systems
- Diagnostic Tip For Service Leveling System Message And DTC: C1197 Sym92 (PIT6144G)
- Service Leveling System/Speed Limited Message Due To Aftermarket Modifications (PIT5854C)
- Diagnostic Tip / Vehicle Sits UNLEVEL / Leans / Sags / Leveling Unavailable Message / Speed Limited Message / Service Air Suspension Message / DTC C1190 C1191 C1192 C1193 C1187 C1188 C1189 C118A C118B C118C C118E C118F (PIT5801E)
- System
- Towing
- Towing Systems
- Transfer Case
- Transmission Control Systems
- TSB
- Wheels & Tire System
- Window Motors & Regulators
- Wiper/Washer Systems
- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.