Search results
-
D
Borla exhaust letting off rattle at medium-heavy acceleration VIDEO
Went through GM dealer and got the Borla exhaust for my 2017 Denali 6.2. I'm getting this rattle(woodpecker) sound when at a medium to heavy acceleration for a few seconds. Any ideas? I've gotten under the truck and the exhaust seems to be secured properly so it leads me to believe its within...- denali17gmc
- Thread
- Replies: 8
- Forum: Performance
-
D
2017 Denali fluttering when accelerating. VIDEO
Picked up a 2017 Denali just over a month ago, been hearing a "fluttering"/rattling type sound when accelerating. I'd say it usually happens at about 1500-1700 RPM... occurs when you're asking for a little more speed and usually stops when at cruising speed. Dealer said it's the sound of some...- denali17gmc
- Thread
- Replies: 69
- Forum: Engine & Drivetrain
-
D
Strange fluttering sound 2017 denali
Picked up a 2017 Denali just over a month ago, been hearing a "fluttering"/rattling type sound when accelerating. I'd say it usually happens at about 1500-1700 RPM... occurs when you're asking for a little more speed and usually stops when at cruising speed. Dealer said it's the sound of some...- denali17gmc
- Thread
- Replies: 0
- Forum: General Discussion
