Engine Control Module (ECM) Can Fail on Buick Park Avenue

The Engine Control Module (ECM) can fail causing stalling and various other engine & transmission drivability concerns.

RepairPal Verified
Average mileage: 140,507 (85,000–226,000)
6 model years affected: 1991, 1992, 1993, 1994, more1996, 2001
12 people reported this problem
3 people shared problem details
Stalling while driving, won't start wait 30 minutes then starts, start school but a roughost idle for 5 to 10 seons
I have replaced the ECM 4 TIMES!
rough idling
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