20 Most Recent 2003 Oldsmobile Silhouette Questions & Answers

Take the serial number and vehicle ID with proof of ownership to the dealership of said vehicle and they can get you the key code and even make you a key to fit.

2003 Oldsmobile... | Answered on Feb 08, 2018

You should feel a temperature gradient across the radiator (hot at bottom, cooler at top) if the cooling fluid is circulating properly. If not, you are not getting proper circulation. All things being equal, check the thermostat again - if it was installed incorrectly or is faulty (not unusual), it is not opening and will cause this. Otherwise, you have a blockage somewhere in the system (such as a collapsed hose or blocked port at the pump).

2003 Oldsmobile... | Answered on Dec 16, 2017

Here is a suggested updated torque spec for this engine's rocker arm bolts;
Rocker arms
Step one: Torque to 11 ft lbs then tighten an additional 90 degrees of bolt head rotation. Some guys don't fuss with the torque specs and just get them good and tight. Either way, be careful, as the heads are aluminum. You do not want to over tighten these bolts

2003 Oldsmobile... | Answered on Oct 07, 2016

Depends on how many miles you have on it...

2003 Oldsmobile... | Answered on Sep 01, 2016

I will tell you if you tell me what type problem your having . Plus if your planning to replace it ,it does need programming . An the dealer is pretty much the only one who can do that . I know there are no more Oldsmobile dealers any more . A Chevy , Cadillac , Buick , Dealer would be my choice. I work for A Cadillac dealer an see a number of Pontiacs an Oldsmobile vehicles needing the same work .
Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.


Remove the coolant reservoir retaining fastener. Remove the coolant reservoir and set aside. Remove the 3 bolts from the strut brace. Remove the left front strut brace. Loosen the two bolts the PCM cover and remove the PCM cover from the air cleaner housing. Remove the PCM from the air cleaner housing. Disconnect the PCM electrical connectors.

2003 Oldsmobile... | Answered on May 15, 2016

Most people miss the side marker bulbs. Check the right side again, notice all the bulbs that flash. Make sure the left side is flashing the same bulbs. If they are, the turn signal switch is bad. I personally would live with it. They are a pain to remove and are pricey.

2003 Oldsmobile... | Answered on May 14, 2016

Bad EGR, IAC, TPS, clogged converter or muffler.

2003 Oldsmobile... | Answered on Feb 17, 2016

Start by testing fuel pressure. If not at specs, change filter and fuel pump. Pressure should be high, probably in the 40-50 psi range, any shop could tell you specified pressure. Also check for trouble codes, use a scanner.

2003 Oldsmobile... | Answered on Feb 17, 2016

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