The 2019 GMC Terrain has 3 NHTSA recall campaigns affecting an estimated 404,853 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 287 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.
Recall campaigns
POWER TRAIN20V6680002020-10-29194,105 affected
Defect
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop…
Consequence
Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may increase the risk of fire.
Remedy
GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at…
SEATS19V1840002019-03-07120 affected
Defect
General Motors LLC (GM) is recalling certain Chevrolet Equinox and GMC Terrain vehicles. The rear-right seat may have insufficient welds on the head-restraint bracket.
Consequence
In the event of a crash, the insufficient welds may result in an increased risk of injury for an occupant seated in the rear-right position.
Remedy
GM will notify owners, and dealers will replace the rear-right seatback frame, free of charge. The recall began April 15, 2019. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N192209550.
SERVICE BRAKES, HYDRAULIC18V5760002018-08-30210,628 affected
Defect
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pistons may have an insufficient coating…
Consequence
A reduction of braking performance can increase the risk of a crash.
Remedy
GM will notify owners, and dealers will bleed the vehicle's brake system, free of charge. The recall began October 11, 2018. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at…
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The contact owns a 2019 gmc terrain. The contact stated that while stopped and attempting to turn to exit a highway ramp, he observed a loud banging noise emanating from the engine compartment. An "engine reduced power" message appeared. The vehicle then went into limp mode, and when the brake…”
“The contact owns a 2019 gmc terrain. The contact stated that while stopped and attempting to turn to exit a highway ramp, he observed a loud banging noise emanating from the engine compartment. An "engine reduced power" message appeared. The vehicle then went into limp mode, and when the brake…”
“I got into my car to head to the store today. Upon closing drivers door I heard a muffled sounding pop. As I looked around I noticed back windshield looked “weirdâ€�. Got out and walked around the back to see it completely shattered. It just exploded and every inch has a crack or chip, even all…”
“Brake assist light came on and brake pedal became stiff/hard to push. Vehicle struggled to brake. Replaced brake pads and checked brake fluid. Brakes still inoperable. Check engine light came on for vacuum pump. When replacing pump, metal shards and pieces were falling out when original was…”
“The contact owns a 2019 gmc terrain. The contact stated while driving at an undisclosed speed, the transmission unexpectedly shifted into neutral(n). There was transmission fluid on the ground, and the vehicle became disabled. The vehicle was towed to the dealer, where it was diagnosed with a…”
“Vacuum pump exploded into camshaft and engine area, causing me to lose brakes completely on the highway. Costly repairs to clear out metal shrapnel and replace camshaft.”
“Vacuum pump exploded into camshaft and engine area, causing me to lose brakes completely on the highway. Costly repairs to clear out metal shrapnel and replace camshaft.”
“Vacuum pump exploded into camshaft and engine area, causing me to lose brakes completely on the highway. Costly repairs to clear out metal shrapnel and replace camshaft.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2019 GMC Terrain as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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