HOW TO's

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A number of original Irmscher fitting instructions for Mk4 & 5 Astra's can be found in the Mk4 Info Files or the MK5 Info Files

These are PDF files and may take a while to load so please be patient


Engine Bay/Transmission

'How To'..... De-restrict The Airbox

'How To'..... Fit a Vectra C AirBox Inlet Pipe to an Astra G

'How-To'..... Fit Bonnet Lifters

'How To'..... Modify the Bonnet Release Tab (Fitting Aftermrket Grill)

'How To'..... Fit A Mk4 Strut Brace

'How To'..... Fit a Traction Control Switch

'How To'..... Fit Cruise Control

'How-To'..... Fit Boost Gauge

'How To'..... Do an Oil Change

'How To'..... Change the Fuel Filter (petrol engines)

'How To'..... Change Spark Plugs

'How To'..... Change the Gearbox Oil (F17 & F18 boxes)

'How To'..... Clean a Throttle Body

'How-To'..... Clean an Idle Control Valve (ICV) - Early EcoTec Engines

'How-To'..... Remove/Replace the EGR Valve (X18XE1)

'How To'..... Remove the Pre-Cat (Z22SE only)

'How To'..... Fit a Z22SE Airbox to a Z20LET

'How To'..... Fit a Powerflex Engine Mount (MK4 - F23 only)


In The Wheel Arches

'How To'..... Remove the Front Suspension Strut (Mk4)

'How To'..... Remove the Rear Shock Absorber (MK4)

'How To'..... Fit a K-MAC Rear Anti-Roll Bar (MK4)

'How To'..... Fit a Whiteline Rear Anti-Roll Bar (MK4)

'How To'..... Refurb Painted Alloy Wheels (minor Damage only)

'How To'..... Replace the Power Sounder


Interior

'How-To'..... Fit Mk3 Stalks to a Mk1

'How-To'..... Fit a DigiDash to a Mk1

'How To'..... Change the Centre Console (MK4)

'How To'..... Remove the Instrument Binnacle(MK4)

‘How To’..... Replace Dash and Centre Console Bulbs For LEDs (MK4)

'How-To'..... Dismantle & Reassemble the Ashtray (Mk4)

'How To'..... Change the Orange Diffuser on the MFD

'How To'..... Change the Pollen Filter

'How To'..... Change the Gear Knob

'How To'..... Remove Door Cards (3dr)

'How To'..... Remove Rear Seats and ¼Panels (3dr)

'How To'..... Convert the Glove Box to a Lockable One

'How To'..... Change the Steering Wheel (MK4)

'How To'..... Fit Speedo Dial rings (MK4)

'How-To'..... Paint Plastic Trim

'How-To'..... Remove Side Heater Vents and Headlight Switch

'How-To'..... Retrim Door Cards

'How-To'..... Fit Irmscher Door Sill Covers

MK5 Leds

'How To'..... Fit LED's to the Instrument Panel

'How To'..... Fit LED's to the Heater Controls

'How To'..... Fit LED's to the Headlight Switch

'How To'..... Fit LED's to the Door Switchs

'How To'..... Fit LED's to the Roof Console


ICE

'How To'..... Fit an Aftermarket Head Unit (Astra H)

'How To'..... Fitting 6”x9” Speakers to the Rear Quarters (3dr)

'How To'..... Replace the Aerial Base (MK4)

'How To'..... Fit 5” Screen in a Sat Nav Console


Exterior Mods and Bodywork

'How To'..... Fit Nova Mirrors to a MK1

'How To'..... Debadge the Boot (MK5)

'How To'..... Fit HID lights

'How To'..... Fit OE Side Sills

'How To'..... Change Side Indicator Lenses

'How To'..... Change Manual Mirrors to Electric/Heated Mirrors

'How To'..... Delock the Driver's Door

'How To'..... Fit Total Closure to an Astra G

'How To'..... Remove the Front Bumper (MK4)

'How To'..... Detail Your Car