2018 Chevrolet Suburban 3500 HD Service and Repair Manual
This factory service and repair manual for the 2018 Chevrolet Suburban 3500 HD carries one engine, the naturally aspirated 6.0L overhead-valve V8 of 364 cubic inches running gasoline or flex fuel, in one four-door sport utility body offered in two trims, LS and LT. The narrow range is a working advantage. Engine mechanical, fuel, ignition, cooling and emissions material needs no qualification by displacement, and the driveline, chassis, brake, steering and body electrical sections that follow describe the same truck throughout.
Engines covered
- 6.0L V8 (364 cu in) — OHV, naturally aspirated, gasoline or flex-fuel
Body styles covered
- 4-door sport utility
Trims covered
- LS
- LT
Known issues on the 2018 Suburban 3500 HD. Federal regulators list neither a recall nor an owner complaint for this model year, so there is no failure pattern to steer a technician toward. The manual instead supplies what routine and heavy repair both need: diagnostic procedures organized by system, specifications and clearances for engine and driveline components, torque values given at the point where each fastener is installed, and wiring diagrams that show every circuit with its connectors, splices and grounds, which is what turns an intermittent electrical symptom into a located fault.
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
Unintended activation of the driveline-protection system will cause unintended braking on
GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall be
General Motors, LLC (GM) is recalling certain 2026 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL vehic
Front or rear wheel lockup increases the risk of a crash.
Owners are advised not to drive their vehicle until the remedy is completed. Dealers will
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. The a
As the vacuum level drops, the brake assist decreases, increasing braking effort, extendin
GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, fre
INVOLVED IN A SERIOUS FRONT END COLLISION AND AIRBAGS DID NOT DEPLOY. HIT BETWEEN FRONT WHEEL AND FRONT BUMPER. WAS LEAVING A STOP SIGN WHEN HIT. VEHICLE THAT HIT ME WAS GOING AT L
TL* THE CONTACT OWNS A 2018 CHEVROLET SUBURBAN. WHILE DRIVING 75 MPH, A VEHICLE CRASHED INTO A GUARDRAIL AND BOUNCED BACK ONTO THE ROADWAY. AS A RESULT, THE CONTACT CRASHED INTO TH
VEHICLE WAS PARKED AND ENGINE OFF AND KIDS WERE GETTING INTO CAR WHEN ONE OF THE KIDS PULLED IN THE SHIFTER AND SHIFTED THE VEHICLE INTO GEAR. THE VEHICLE BEGAN TO ROLL. THE SUBUR
My husband was driving our 2018 Chevy Suburban when it suddenly stopped accelerating and he could no longer shift gears. Luckily, this happened while he was driving down a gravel
Showing the 4 most serious of 110 complaints filed with NHTSA.
