GMC Sonoma owners have reported 1 problem related to power assist brake (under the service brakes category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sonoma based on all problems reported for the Sonoma.
Brake booster failed. This failure causes unpredictable braking and greatly increases stopping distances. Dealer would not repair under warranty or under "goodwill" assist. This is premature failure of a major safety component.
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all problems of the 1996 GMC Sonoma
🔎.