Gasoline Fuel System Related Problems of the 2021 Chevrolet Suburban

Table 1 shows two common gasoline fuel system related problems of the 2021 Chevrolet Suburban. The number one most common problem is related to the gasoline fuel system (five problems). The second most common problem is related to the delivery fuel pump control/drive module (two problems).

Table 1. Gasoline Fuel System related problems of Chevrolet Suburban


Recently reported Gasoline Fuel System problems of the 2021 Chevrolet Suburban

The Gasoline Fuel System problem

The contact owns a 2021 Chevrolet Suburban. The contact stated that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic, where the map sensor was replaced; however, the failure persisted. Additionally, the vehicle failed to start.   Read details...

The Delivery Fuel Pump Control/drive Module problem

The contact owns a 2021 Chevrolet Suburban. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with fuel pump power control module failure.   Read details...


Gasoline Fuel System related problems in other Chevrolet Suburban model year vehicles:



Suburban Service Bulletins
Suburban Safety Recalls
Suburban Defect Investigations