really awful
Typical Repair Cost:
No data
Average Mileage:
9,600 miles
Total Complaints:
2 complaints

Most common solutions:

  1. had to replace the crankshaft balancer (1 reports)
  2. this time they claimed it was the acc belt tensioner-replace (1 reports)
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This problem may be covered under warranty. Ask your Chevrolet dealer.

problem #2

Aug 092019

Silverado 1500 LT 5.3L

  • Automatic transmission
  • 11,260 miles

this is the third time the acc belt(generator belt) has been replaced first it was just replaced

the second time they replaced the crankshaft balancer which was' coming apart' the third time they said it was the acc belt tensioner that was bad and they replaced it.

- Kenneth B., Gresham, OR, US

problem #1

Feb 202019

Silverado 1500 LT 5.3L

  • Automatic transmission
  • 7,900 miles

dealer said they checked alignment on everything--obviously something is seriously wrong

Update from Jul 27, 2019: So the dealer had to replace the serpentine belt and the crankshaft balancer at 7954 miles. Today at just over 11000 miles the balancer/belt is making the same noise again.appt next week to confirm the balancer is gone south again

Update from Dec 24, 2019: SO TODAY, THE TRUCK WAS MAKING THE SAME 'GRINDING TYPE' NOISE AND WHEN i CHECKED THE SERPENTINE BELT WAS ONCE AGAIN SHREDDING FIBERS IN THE ENGINE COMPARTMENT I WAS OVER 100 MILES FROM HOME- and now just over 16,000miles this is the third time first time was crankshaft balancer, the second serpentine belt tensioner,and now wont know till after the 30th-Cannot see service dept till the 30th due to holidays. three times, truck out of service for a week each time-- not sure what the problem is this time --but I am super pissed!!!!

- Kenneth B., Gresham, OR, US