Is it time to move on? Support NPR & the programs you love. Donate your old car in minutes through the CarTalk Vehicle Donation Program.

November 17: Chevy Express and GMC Savana Vans Recalled For Multiple Issues recalls | 7 days ago
November 13: GM Recalls 514,000 Vehicles After Rear Wheels Lock-Up recalls | 11 days ago
October 26: Recall: 2024 GMC Canyon Headlights Flicker recalls | 29 days ago
October 12: GM Vortec Oil Consumption Lawsuit Dismissed news | 43 days ago
September 28: GM Shift to Park Class Action Lawsuit Debated in Ohio news | 57 days ago

GMC TSB #22-NA-181

2008 GMC Sierra 3500

Summary: This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.

Click a tab for more information.

Find something helpful? Spread the word. Share on Facebook Retweet this page Email this page