Noisy When Coasting
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
NOISY WHEN COASTING CAUSE
| Cause | Correction |
|---|---|
| Inspect for proper gear oil levels prior to performing system diagnosis. | |
| Loose propeller shaft mounting bolts | Tighten the bolts as required. Refer to FASTENER TIGHTENING SPECIFICATIONS - PROPELLER SHAFT . |
| Worn propeller shaft constant velocity joint. | Replace the propeller shaft assembly. Refer to PROPELLER SHAFT REPLACEMENT
. A worn propeller shaft constant velocity joint may create a clicking, grinding, or snapping type of noise. |
| Worn or loose center bearing assembly | Replace the center bearing assembly as required. A worn center bearing assembly may cause vehicle vibration or a grinding or squealing type of noise. |
| Worn universal joints | Replace the universal joints as required. A worn universal joint may create a clicking or a snapping type of noise. Refer to PROPELLER SHAFT REPLACEMENT . |
| Worn axle shaft constant velocity joints. | Replace or repair the constant velocity joints as required. A worn axle shaft constant velocity joint may create a clicking, grinding, or snapping type of noise. Refer to SYMPTOMS - REAR DRIVE AXLE . |
| Transfer case noise | Refer to SYMPTOMS - TRANSFER CASE . |
| Worn or damaged axle mounting bushings (Side) | Check the bushing position and replace the bushings as required. A worn bushing may create a clunk type of noise during acceleration or deceleration or wrong orientation. Refer to DIFFERENTIAL HOUSING SUPPORT BUSHING REPLACEMENT (FRONT) and DIFFERENTIAL HOUSING SUPPORT BUSHING REPLACEMENT (REAR) . |
| Worn or damaged axle mounting bushings (Rear) | Replace the bushings as required. A worn bushing may create a clunk type of noise during acceleration or deceleration. Refer to DIFFERENTIAL HOUSING SUPPORT BUSHING REPLACEMENT (FRONT) and DIFFERENTIAL HOUSING SUPPORT BUSHING REPLACEMENT (REAR) . |
| Loose rear mounting bracket | Tighten the bracket bolts as required. Refer to FASTENER TIGHTENING SPECIFICATIONS - REAR DRIVE AXLE . |
| Loose or damaged prop guard | Repair or replace as required. A loose dust shield may contact the propeller shaft assembly and create a scraping or grinding type of noise. |
| Bearing noise within axle assembly | A grinding or roar type of noise will increase or decrease relative to vehicle speed.
|
| Gear set whine noise within axle assembly created by incorrect gear backlash | A whine type of noise will increase or decrease relative to vehicle speed.
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