Table 1 shows four common engine and engine cooling related problems of the 2025 GMC Sierra 1500. The number one most common problem is related to the engine and engine cooling (50 problems). The second most common problem is related to the radiator (one problem).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Radiator problems | |
| Car Stall problems | |
| Engine Noise problems |
On xxx my 2025 GMC sierra 6. 2l v8 engine experience catastrophic engine failure with no preexisting alerts or warnings. It was towed to baglier GMC in [xxx] on xxx and is currently awaiting diagnostic evaluation. Upon restarting the vehicle after failure, the engine light did turn on. Read details...
From dealer assessment concern - customer states when vehicle is accelerating there is a rattle correction - test drove and was able to duplicate rattle/knocking from the engine. Checked oil level and condition verified both are good. Checked for bulletins and followed 23-na-170. Read details...
Engine started knocking at 18k miles and took to dealer and they found metal in the filter and installed a new engine and also replaced the midplate gasket on the valvebody due to a harsh downshift without codes in the system this engine is going on 2k miles and it seems to be fine now but the Read details...