Underhood Service Advertise | Subscribe | Contact Us | About Us
» » »

GM Drivers Rattled By Engine Noise Denver CO

Some GM truck, SUV and minivan owners may complain about a rattle-type noise coming from the engine area at approximately 1,800 to 2,200 rpm. The rattle-type noise may be caused by torsional vibration of the balance shaft.

S & A Transmission
(303) 481-6406
2755 W Hampden Ave
Sheridan, CO
Roos Only - Subaru's Only
(303) 225-9456
3395 S Federal Blvd
Denver, CO
B's Auto Inc
(303) 578-4920
1236 E Hampden Ave
Englewood, CO
Randy's Tire & Auto
(720) 249-5285
1059 W Littleton Blvd
Littleton, CO
Autotek Auto Repair
(720) 306-7751
7939 E Arapahoe Rd
Greenwood Village, CO
Fraser's Mobile Garage
(720) 763-8444
1535 Garland ST Unit 2
Lakewood, CO
Car Care Auto Service
(720) 884-9960
1575 Allison St
Denver, CO
Arvada Auto Tech
(720) 763-8226
5395 Marshall St
Arvada, CO
DIA Auto Service
(720) 949-7883
7680 Pena Blvd
Denver, CO
Finn Mototech
(720) 315-7504
555 Alter St
Broomfield, CO
Provided By:

GM Drivers Rattled By Engine Noise


April 14, 2009

Some GM truck, SUV and minivan owners may complain about a rattle-type noise coming from the engine area at approximately 1,800 to 2,200 rpm. The rattle-type noise may be caused by torsional vibration of the balance shaft. To fix the problem, follow the service procedure below for installing a new tensioner assembly kit.

By Tom Purser, ALLDATA editor, and Jeff Webster, ALLDATA technical writer

Some GM truck, SUV and minivan owners may complain about a rattle-type noise coming from the engine area at approximately 1,800 to 2,200 rpm. The rattle-type noise may be caused by torsional vibration of the balance shaft.


Figure 1

To fix the problem, follow the service procedure below for installing a new tensioner assembly kit. If detonation noise is present, perform detonation/spark knock diagnostic testing first.

Applicable Models: 1996-2003 Chevrolet Astro, Blazer, Express, S-10, Silverado and P Models; 1996-2003 GMC Jimmy, Safari, Savana, Sierra, Sonoma; and 1996-2001 Oldsmobile Bravada (with 4.3L V6 Engine)

 

 

PARTS INFORMATION

Part Number   Description
12458911     Chain Kit
89017257    Tensioner
10220906    Oil Pan Gasket
88893989     O-Ring and Gasket Kit
3754587      Water Pump Gasket (2)
89017259    Cover


Figure 2

Service Procedure
1. Remove the engine front cover.

...

Click here to read the rest of the article from Underhood Service

© 2009 Babcox
3550 Embassy Parkway, Akron, OH 44333
330-670-1234
(FAX) 330-670-0874