1999 Pontiac Grand Prix Code P0125

This 1999 Pontiac Grand Prix came in with the Service Engine Soon Light on (SES) and a code P0125. The code refers to an engine coolant temperature excessive time to enter closed loop fuel control fault. Simply put the engine did not come up to operating temperature as quick as the computer thought it should. … Continue reading “1999 Pontiac Grand Prix Code P0125”

2005 Chevrolet Malibu Turn Signals Inop

A 2005 Chevrolet Malibu came in with no outside turn signals working and the inside indicators were flashing quickly. I know this sounds a little crazy but the first thing to check is codes. Codes B3948, B3949, B3950 and B3951 were stored for possible short to power. With all of these codes I was expecting … Continue reading “2005 Chevrolet Malibu Turn Signals Inop”

1992 Chevrolet Camaro Rear Hatch Does Not Close

This 1992 Chevrolet Camaro came in with the complaint of the rear hatch pull down motor runs continuously and it will not close the hatch. This post also applies to Pontiac Firebirds. The fuse had already been removed in order to keep the battery from going dead. On the rear trim panel there are two … Continue reading “1992 Chevrolet Camaro Rear Hatch Does Not Close”

2003 Chevrolet Impala Security Light Flashes and The Engine Will Not Run

This car has an intermittent no start condition with the security light flashing. Checked codes and found code B2960 stored. The code is for a valid but incorrect passkey signal. Now there are several different things that can cause this code but the most common is a failing passkey sensor which is part of the … Continue reading “2003 Chevrolet Impala Security Light Flashes and The Engine Will Not Run”

2003 Chevrolet Impala Ignition Lock Cylinder Replacement

This post is for replacing an ignition key tumbler kit in a 2003 Chevrolet Impala but it applies to most General Motor Vehicles from the late 1990’s to 2007 With a small screwdriver depress the retaining pin, rotate and pull the tumbler assembly from the sensor housing. The retaining pin can be seen in the … Continue reading “2003 Chevrolet Impala Ignition Lock Cylinder Replacement”

2001 Pontiac Grand Am, Codes P0105, P0172 and P0300

2001 Pontiac Grand Am with 2.4 liter engine was brought in with the SES light on and a complaint of tip in acceleration problem and rough idle. The codes that were stored were P0105 for a MAP sensor malfunction, P0172 for a system rich fault and P0300 for a general misfire fault. I opened the … Continue reading “2001 Pontiac Grand Am, Codes P0105, P0172 and P0300”

Changing The Flasher On A 2003 Buick Century

2003 Buick Century with erratic turn signals. sometimes they work sometimes they don’t. A fuse cannot come and go so I decided to check the flasher. The flasher is located behind the left side of the dash. Remove the fuse cover and then the lower dash cover and metal bracket in order to gain access. … Continue reading “Changing The Flasher On A 2003 Buick Century”

1999 Pontiac Bonneville, Changing The Serpentine Belt

A customer friend called and asked if I knew a trick to changing the serpentine belt on his car. I told him to bring it by and we would look at it. The belt is inter weaved with the front engine mount and we found it requires removal of a spacer . The spacer is … Continue reading “1999 Pontiac Bonneville, Changing The Serpentine Belt”

1989 Cadillac Deville Park / Tail Lights Stay On

This 1989 Cadillac Deville came in with the park / tail lights staying on. This is a fairly common problem on 1980’s and early 1990’s Cadillacs with Twilight Sentinel headlight systems. The Twilight sentinel module is located on the rear of the dash panel behind the headlight switch. The following picture is taken from the … Continue reading “1989 Cadillac Deville Park / Tail Lights Stay On”

1999 Buick Century Windows Inop, Circuit Breaker Gets Hot and Sparks From Door Hinge

This 1999 Buick Century came in with the customer complaint of Sparking in the driver’s door hinge and now the power windows are inop. Checked the circuit breaker in the passenger side fuse box and it was smoking hot. I decided to disconnect the battery and wait for things to cool down. Common sense would … Continue reading “1999 Buick Century Windows Inop, Circuit Breaker Gets Hot and Sparks From Door Hinge”