Exhaust Archives - Page 4 of 10 - UnderhoodService
Diagnostic Dilemmas: Going with the Flow

This month’s Diagnostic Dilemma is headlined by a loss of power complaint in a 2002 Toyota 4-Runner equipped with the 3.4L V6 engine and automatic transmission. The 4-Runner had a relatively smooth idle, but wouldn’t shift gears at wide-open throttle (WOT). Because I live high in the Colorado mountains, loss of power complaints are relatively common and, in most cases, can be confirmed by test-driving the vehicle up one of the mountainous inclines in my area.

DynoMax ‘Power Surge’ Promo Gives Enthusiasts a $75 Pre-Paid Debit Card for Exhaust Purchase

The DynoMax “Power Surge” promotion that offers enthusiasts a $75 mail-in rebate for the purchase of a qualifying cat-back system will be available this spring and summer at leading performance exhaust retailers nationwide.

Design Engineering, Inc. Introduces 2012 Catalog

Design Engineering, Inc. is the parent company for six innovative performance brands: DEI, Radiator Relief, SPA Turbo USA, Boom Mat, Ny-Trex and CryO2. Their new and expanded 56 page catalog introduces many new products and provides complete ordering information including part number, product description, sizes and color options.

Eastern Catalytic Launches New ECO Carb and Full Line Catalytic Converter Catalogs and Enhances Online Access

Eastern Catalytic has just released two new product catalogs – a 56-page ECO CARB Converter Catalog and a 362-page Full Line Catalog.

Tech Tip: Subaru DTC P0011 and Excess Smoke from Tail Pipe

Affected vehicles: 2004-’05 Forester XT 2.5L 2005 Legacy 2.5L, Turbo, EJ255 2005 Outback 2.5L, Turbo, Eng Cfg H4, EJ255 2006 Forester X L.L. Bean Edition 2.5L 2006 Impreza WRX Sti 2.5L 2006 Outback XT 2.5L Customer Concern: Trouble code P0011. Active Valve Control System (AVCS) B1 position over-advanced and excess smoke from tail pipe. Potential

Tenneco’s ‘Cash In 2’ Promotion Offers Attractive Rewards for Ride Control and Exhaust Sales

Qualifying automotive service shop owners, service writers and technicians can earn cash rewards of up to $120 each for the sale of premium ride control and exhaust components this fall through the Monroe and Walker “Cash In 2” promotion from Tenneco Inc.

Diagnostic Solutions: Diagnosing Chassis Noises

Customer interviews are critical to the noise location process. Keep in mind that the grinding noise that you hear might not be the squeaking noise that the customer hears. In most cases, a test drive with the customer might help to identify the noise with which he or she is most concerned.

CORSA Announces Free Installations Available at 2011 Corvettes at Carlisle Event

CORSA Performance Exhausts will install their high-performance Corvette exhaust systems during the 2011 Corvettes at Carlisle event, Aug. 26-28 at the Carlisle Fairgrounds in Carlisle, PA. Corvettes at Carlisle is one of the largest Corvette events in the world, featuring more than 5,000 Corvettes representing all generations of America’s classic sports car.

Repair Shop Has Catalytic Converters Cut From a Dozen Vehicles

A repair shop in Lilburn, GA, was recently targeted by a thief who cut the catalytic converters from 12 vehicles that were on the lot. Four of the converters were taken from customers’ vehicles.

Tech Tip: Nissan Rattling/Buzzing Noises in the Exhaust System

If you confirm there is an exhaust rattle/buzzing noise that sounds like it’s coming from the front exhaust tube, follow the procedures provided in this Tech Tip.

Tech Tip: Volkswagen Check Engine Light is on with Fault Code P0420

If you find that the Check Engine Light (MIL) is on with fault code P0420 (16804) stored in the fault memory, the condition may be caused by a defective catalytic converter(s). If any other fault codes are present besides catalyst (CAT) faults, the other codes must be addressed and corrected before proper/complete CAT testing can be performed.

Tech Tip: Nissan DTC P0420 Stored in ECM

If you confirm DTC P0420 (Catalyst System Efficiency Below Threshold) is stored in the ECM, determine if this bulletin applies by checking the ECM part number.